# How to Find the Area of a Complex Shape

### How To : Find the area of complex figures

In this tutorial the author explains how to compute the area of a complex figure. Now he first defines what a complex figure is by saying that a complex figure is a figure made up of two or more basic shapes. He uses an example to convey his idea and breaks that sample figure ...more

### How To : Calculate the area of complex shapes

Watch this video to learn how to calculate the area inside complex figures--shapes composed of multiple smaller, simpler shapes. The first step is to break the shape into its simpler component shapes. Then, using the information you have about the large shape, find all informa ...more

### How To : Find the perimeter & area of a complex figure

In this video tutorial the author shows how to find the perimeter and area of a complex figure. He shows that a complex figure can be subdivided into standard geometric figures. In the current example he divides the complex figure into a rectangle and a triangle. Now he comput ...more

### How To : Find the surface area of a cone shape

In this tutorial the instructor shows how to compute the Surface Area of a Cone. He explains that you need to find the individual surfaces areas first. Hence the bottom part of the cone which is circular can be calculated as Pi*r*r, where r is the radius of the base circle. No ...more

### News : HoloToolkit's Expanded Spatial Mapping Capabilities on HoloLens Now Open Source

For those of us that were blown away by the spatial mapping and user experience in Fragments and Young Conker, the version of spatial mapping that came stock in the HoloToolkit was lackluster at best. It became apparent really quick that to get an amazing presentation would re ...more

### How To : Find the area of irregular shapes

This video explains how to find the area of irregular shapes. Draw the shape on a grid or graph paper. This will help you divide your shape into pieces. Draw dotted lines to divide the shape into squares, rectangles or triangles. For instance, if you have an "L" shape, you can ...more

### How To : Calculate the area of irregular shapes

In this tutorial the instructor shows how to compute the area of irregular shapes. He demonstrates this with an example showing an irregular area and says that as there is no direct formula to calculate it, you need to break up the irregular area into identifiable simple geome ...more

### How To : Find the area of a rectangle quickly and easily

This simple video teaches "how to find the area of a rectangle" in a very simple way. Area is the amount of squares inside a two dimensional shape. First find the length and width of the rectangle. The example in the video has a length of 5 inches and width of 2 inches. Th ...more

### How To : Pick up stitches along a curved edge

In this tutorial, we learn how to pick up stitches along a curved edge. You can see the slope on your fabric that you can work with. If you slip the first stitch you can avoid this. First, slip the first stitch and then bind off the next stitch as usual. This will create a nic ...more

### How To : Find the area & perimeter of triangles & squares

When you are figuring the area of a square, you only need to know the height and width of the shape. Once you know the height and width, multiply them to get the area of the square. To find the perimeter of the square, add all four sides together. To find the area of a triangl ...more

### How To : Find the surface area of a rectangular prism

Have a 3 dimensional figure that you can not figure out the surface area? This video teaches the fundamental concepts and techniques of figuring out the surface area of a 3 dimension figure. In this video, the specific shape will be a rectangular prism. The video will assist i ...more

### How To : Calculate the area of a parallelogram

Calculating The Area Of A Parallelogram A parallelogram is a 4-sided shape formed by two pairs of parallel lines. Opposite sides are equal in length and opposite angles are equal in measure. To find the area of a parallelogram, multiply the base by the height. The formula is: ...more

### How To : Sell to consignment shops

If your old clothes are of high quality and in good shape, selling them on consignment is an easy way to make cash quickly. closet Step 1: Find shops Look in the yellow pages or search online under “consignment,” “resale,” or “secondhand” to see what’s in your area. Step 2: ...more

### How To : Discover the area of a triangle

Before you can find the area of any geometrical figure, recall what you are finding when you solve for the area. The area is the surface of a 2-dimensional shape. When trying to find the area of a right triangle, the easiest way is to first double the triangle so that it resem ...more

### News : Good News AR Devs—Research Shows People Learn Better in 3D

If you've ever built a piece of IKEA furniture, you're familiar with the confusion that some 2D instruction booklets can create. But neuroscience suggests that they're cognitively overloading, as our brains have to translate their basic flatness into physical reality and that' ...more

### How To : Make an Easy Turkey-Shaped Cake for Thanksgiving

Thanksgiving is just around the corner, and the belts are already loosening in preparation. Besides the copious amounts of turkey, stuffing, greens, and pies, you may have enough room for some classic cake. Now, in the spirit of T-day, if you're a guest, you definitely want t ...more

### How To : Find the area of triangles and other geometric shapes

The video shows us how to find the area of triangles and other geometric shapes. First, before starting to find the areas, we need to know the basics of what do those shapes actually mean and we need a little bit of vocabulary to back us up. First, the parallelograms are four ...more

### News : Bacteria, Viruses, Fungi ... All the Words You Need to Know to Understand Microbes

All fields of study have their own language. For people interested in learning about microbes, the language can sometimes be downright difficult — but it doesn't need to be. From antibiotics to xerophiles, we have you covered in an easy-to-understand glossary. Terms are liste ...more

### News : Supercomputer Visualization Shows 1.2 Microseconds in the Life of a 4-Million-Atom HIV Capsid

While some researchers look for drugs to treat HIV, other scientists delve deep into the virus itself for answers on how it causes infections. Using two supercomputers, University of Illinois research scientist Juan R. Perilla and late physics professor Klaus Schulten simulat ...more

### How To : Cook Any Cuisine Perfectly by Knowing the Right Ingredients to Use, Part 1

Home cooks are often quite intimidated when trying to reproduce the delicious ethnic dishes they enjoy at various restaurants. Thankfully, there are definite flavor profiles and spice/seasoning/herb combos that are very specific to various regional cuisines and cultures; with ...more

### Get Into the Kit Business : How to Build and Sell Your Own Arduino Shields

The DIY industry is booming, despite the desperate blackmailing of society by finance capitalists. Companies like Adafruit and Makerbot are grossing well over a million dollars a year, and Evil Mad Science Laboratories just recently dedicated themselves to running a full-time ...more

### How To : Make a Sonobe Jasmine Dodecahedron

Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a ...more

### How To : The Ultimate Garlic Cheat Sheet: Which Type of Garlic Goes Best with What?

Go to a chain supermarket, and chances are you'll see one type of garlic—maybe two or three if you're lucky. However, there's a mouthwatering slew of Allium sativum out there, far beyond those papery white bulbs most of us encounter at the nearest Stop 'n' Shop. While most re ...more

### Minecraft Building Tips : Architectural Design and Aesthetics

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. This past Saturday we had a great turn out for the Weekly Workshop, and we even managed to get a few of you in TeamSpeak. Thanks to all who joined in, hope you learned some awesome ...more

### Ranked : The 4 Best Phones for Gaming

Mobile gaming used to mean Game Boy, PSP, Nintendo DS — another device to carry around that usually couldn't replicate the experience of a home console. Well, those days are over. High-quality, powerful games are now available on the phone you already have in your pocket. Whet ...more

### How To : The Secret to Washing Your "Dry Clean" Clothes—Without Going to the Dry Cleaner

Unless your work clothes require dry cleaning, you probably only go to the cleaner a few times a year. And for those few items in your closet for which you do, you have to then find the time and extra budget to make a trip all the way to the cleaners and back again. In the end ...more

### How To : Why You Should Be Using Fleur De Sel Instead of Regular Table Salt (Plus, How to Fake It)

Foodies and big-time chefs like Thomas Keller go crazy for fleur de sel. This finishing salt appears in fancy eateries and cookbooks the world over, and in the early 2000s, it was not uncommon to see diners in a high-end restaurant sprinkle a pinch of fleur de sel on their pla ...more

### How To : Build & Hide a Campfire from Your Enemies — The Dakota Fire Pit

Fire.  It’s everywhere— always has been.  From the Ordovician Period where the first fossil record of fire appears to the present day everyday uses of the Holocene.  Today, we abundantly create flames (intentionally or unintentionally) in power plants, extractive metallurgy, i ...more

### How To : Kill Prey in the Wild with a Survival Deadfall Trap

The worst can always happen. Even if you think you're absolutely prepared, you can somehow find yourself stranded in the middle of nowhere by yourself.  It can happen.  Without a map, without a compass, without a cell phone... without food and water. There are plenty of dange ...more

### How To : Master SCRABBLE & Win Every Game

SCRABBLE. To some it's just a game, but to me it's life or death. Well, not really, but it feels that way anyway. On a normal weekend, a game becomes much like Jon Thomas' "friendly game of death Scrabble." Video: . When I'm playing a game of SCRABBLE, my friends are not frien ...more

### How To : Use the Gradient Mesh Tool in Adobe Illustrator for Vector Portraits

Illustrator's gradient mesh tool is a powerful one for vector artists... if you know how to use it. This tool can help create beautiful and vivid mesh-based vector portraits, as long as your skills are up to par. If not, try out some of the beginner tutorials on WonderHowTo fo ...more

### How To : Make complex selections easily in Adobe Photoshop CS5

We don't know about you, but making selections around oddly shaped areas of an image is one of the most frustrating single tasks in Photoshop. Odd shapes are really hard to navigate around by hand and often you can't get a perfect cut. Luckily, this Photoshop tutorial will gui ...more

### How To : Make your own track dolly

Build a track dolly for about £80. This is great for getting professional dolly shots when making your own films. Total dolly size = 2ft wide x 3ft long. Type of pipe used for track = 32mm pvc. Angle aluminum width = 2in x 2in at 3mm thick. NOTE: Angle aluminum is a lot easi ...more

### How To : Program in Context Free

In my free time, I like to program in an image programming language called Context Free. You can download it at www.contextfreeart.org for free. The first thing to know about Context Free is that there are three basic shapes to which the program will understand and respond. T ...more

### How To : Identify problems with pecans & pruning grapevines

Master Gardener Rosamarie Maddox asks John White, Doña Ana County Extension Agent, about problems facing her pecans, grapevines, and native shrubs. An unidentified insect found on her pecan tree is identified by John White as a Twice Stabbed Ladybug. This ladybug is a useful i ...more

### How To : Enhance your eyebrow shape by filling in sparse areas

Overplucked eyebrows never look attractive (just think about the shaved-off eyebrow chola look with thin lines drawn in to replace the natural brow), but neither do full on bushes. Find a comfortable and non-scary middle ground by watching this video, which teaches you how to ...more

### How To : Dominate the New York Times Crossword Puzzle

First off, don't be frustrated. YOU CAN DO IT! Contrary to the message in the image above, it's NOT over. It's just beginning. And when it comes to solving the New York Times crossword puzzle, the old cliche does apply: practice makes perfect. I've read quite a few books and ...more

### How To : Fold a Textured Origami Ball

One of the most popular and basic origami geometric shapes is the "water bomb," which is a simple inflated cube. With a few extra folds and only a minor shift in approach, a more complex geometric shape can be achieved. This 24-faced, 3-dimensional object is formed using 8 id ...more

### How To : Make Art Out of Everyday Objects

After taking a beginner’s art class at my local community college I realized two things: one, art supplies are extremely expensive, and two, I am not talented at painting. Although my painting skills are comparable to those of a five year old, I still enjoy art and being creat ...more

### How To : Throw a Naked Sushi Party

The Japanese know how to party. Browsing the internet for my daily fix of Weird Asian News, I stumbled across this article on Cannibal Banquets. According to Steve Levenstein, Japanese Innovations Writer, "a pinata-like 'body' is carefully crafted, then stuffed with edible go ...more

### How To : Make a Mickey Mouse tie dye t-shirt

Making a Mickey Mouse tie-dye shirt is as easy as can be. First trace a Mickey mouse outline onto a plain white shirt with a pencil. Using plain dental floss and a needle, sew around the tracing you've just created. For optimal results soak the shirt in soda ash (this step is ...more

### How To : Draw a basic horse

Watch this how-to draw a horse video for a walk through of this horse drawing. To begin with you want to start to define the major areas of the head like the nose, mouth ears and eyes of the horse along with the general shape of the head. At this stage keep your lines loose a ...more

### How To : Choose The Right Paper for Your Origami

A lot of people that are new to Origami struggle with the choice of paper. Some even give up folding all together because they use the wrong material! But this guide will help you find the paper you need for that cool design you always wanted to try. It all boils down to thre ...more

### How To : Use a formula to find the area of a parallelogram

This video shows us how to use a formula to find the area of a parallelogram. The formula for finding the area of parallelogram is the same as finding the area of rectangle or a square which is equal to length time’s breadth. But the parallelogram looks a bit different and the ...more

### How To : Spread and plant hosta plants in your yard

In this informative video tutorial, you'll be finding out about the herbaceous pernnials also known as hostas. These plants are great for either very sunny or shady areas. They come in many different sizes and shapes and are very easy to grow. So check out this tutorial, to fi ...more

### How To : Find the area of a trapezoid

Get help with your math homework and learn to find the area of a trapezoid by watching this video. Following along while four examples are solved, the viewer will learn how to calculate the area when all the required measurements are given and will learn to calculate distance ...more

### How To : Find the perimeter of a shape

Two dimensional objects are measured in terms of perimeter and areas. A perimeter of a two dimensional object is the distance around that object. If you want to find the perimeter of an object, all you need to do is add up each one of the lengths of sides of that object. If yo ...more

### How To : Find the perimeter & area of a rectangle

This video starts out with a basic view of a rectangle and its dimensions. The base is 7 inches while the sides are 4 inches. It then displays the formula for finding the perimeter of the rectangle which is the addition of both bases and both sides. After the substitution of t ...more

### How To : Find the area of a trapezoid quickly

In another installment of Math Problem Generator this video shows how to find the area of a trapezoid. First it displays the dimension of the triangle, with the corresponding formula to find the area. This quick and easy demonstration shows how to plug in the correct dimension ...more

### How To : Find the surface area of a surface revolution

From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. This is Mathematics for Dummies. Just watch this video tutorial to learn how to find the surface area of a surface revolution, For Dummies. The su ...more

### HowTo : Make Magical Bokeh Photographs

Hongkiat has compiled a collection of beautiful examples of "Bokeh" photography (1, 2): "The word ‘Bokeh’ derives from the Japanese for ‘blur’ or ‘haze’, and in photography describes the effect found in out-of-focus regions of images. Different lens designs, aperture shapes a ...more

### Shortcut : 5 Secret Body Tricks

Body hacks. So simple, so ingenious. They're the shortcuts in life. We love them, the internet loves them. Back in 2008, somebody named Alicia Goh wrote a friendster blog post that has been passed along far and wide. Her tricks of the body include quick solutions for an itchy ...more

### How To : Build Your Own Strawberry Tower

This article details the step-by-step instructions on how you can make a strawberry tower that can be used for your hydroponics/aquaponics system. The water dripping through the system contains the nutrients, so soil is not used. The growing media is expanded shale, but you co ...more

### News : VARIOUS WINDOWS ISSUES RESOLVED BELOW...

STANDP'S WINDOWS 7 "ASTON-2" CUSTOMIZED DESKTOP IT ROCKS COMPLETELY!. DEC 07 Computer Backup If you have taken good care of your computer then you know what you have to do to keep it running smoothly. It has to be cleaned regularly so there isn't any dirt and dust on it. It ...more

### News : Mathematical Quilting

I got hooked on origami sometime after Math Craft admin Cory Poole posted instructions for creating modular origami, but I had to take a break to finish a quilt I've been working on for a while now. It's my first quilt, and very simple in its construction (straight up squares, ...more

### News : Early Humans Use Each Others' Skulls As Drinking Cups

How far would you go to be resourceful? Early Britons used each others' skulls as drinking cups and bowls. Recently, researcher Silvia Bello found human skulls with the top cut off laying in Gough's Cave, England. Skillful cut marks make it look like fellow humans scraped off ...more

### How To : Find the surface area of a basic cylinder

First of all cut of the top and the bottom of the cylinder to get two circles. Now take a scissors and cut of the cylinder into two halves from the top to the bottom as shown. Now you get a rectangle shape. You can easily measure the length of the cylinder but to measure the b ...more

### How To : Find gold in rivers and streams

This film is about gold. Gold diving. Use of the hookah rig to find gold. Gold flakes, nuggets, and platinum nuggets are shown. Gold and platinum are 15-19 times heavier than other streambed materials and concentrate in low pressure areas and cracks that run across rivers and ...more

### How To : Master Figure Drawing By Erasing

Master Figure Drawing using an Eraser Having trouble with the human form in your figure drawing class? Or just looking to impress your girlfriend or boyfriend with your art skills with a beautiful drawing of their figure? Here is a simple tip to trick your brain into using mo ...more

### News : Free Protein Folding Game Cracks HIV Molecule Riddle

Foldit is definitely a niche game. The sole gameplay mechanic is attempting to fold complex proteins into smaller and more efficient shapes following the rules of molecular physics and biology. Points are awarded based on how small one can make the protein. Online leaderboards ...more

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