Finding the Area Using the Rectangle Method

How To : Find the area of a rectangle using geometry

This video shows how to compute the area of a rectangle given the length of one of its sides and its diagonal. First start by drawing the picture of the rectangle. Now draw the diagonal and label the known lengths. In the diagram, the diagonal and two sides of the rectangle fo ...more

How To : Quickly find the area of a trapezoid

In this video, Mr. Maisonet provides a quick and easy method for calculating the area of a trapezoid. In the first step, The lengths of the two bases (the two sides of a trapezoid that are parallel to one another) are averaged. The lengths of the bases are first added together ...more

How To : Calculate the area of a circle with visuals

Learn how to find the area of circle by activity method. Requirements: A circle cut out, a pair of scissors, sketch pen, and a ruler. Take a circle of the radius. Fold the circle along itself. Fold it again. Fold yet again. And again. Now unfold and observe the crease. Numbe ...more

How To : Get Android 10's New Gestures on Any Phone

Lover it or hate it, Android 10 is a big improvement over Android 9 Pie. Based on previous versions, most flagships released in the last two years will get Android 10, but the question is when. So while you wait for those cool new gestures, how about I show you an app that giv ...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 : Build a building in Google SketchUp

This video series takes you through every step of building a building in SketchUp and is taken from chapter 4 of "Google SketchUp for Dummies" in case you want to follow along. PART 1 explains how to switch to a 2D view to get you ready to build the floor plan. It's a good ide ...more

How To : Plant potatoes using a couple different methods

If you're having problems growing potatoes in your yard, you may have to try another method. Using different methods is very common when growing plants since certain areas may require more or less of a certain ingredient. In this tutorial, you'll find out about a couple of di ...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 : Calculate the area of any triangle

This video will show you simply how to calculate the area of any triangle using basic geometry formulas. Since a triangle is basically half of a rectangle, the formula for calculating the area of a triangle is base times height. This video offers some insight and examples prov ...more

How To : Find the surface area of a cone easily

In this how-to video, the author, , Davitily, has a simple drawn out diagram of a cone figure and it's measurements, and also has the mathematical formula of how to find the surface area of this and any other cone figure. The video does not have sound, but it does have an ani ...more

How To : Use a digital tuner to tune your guitar

Guitars will need to be tuned continuously to ensure that it is tuned for the correct scale and notes so your music makes sounds the way you intend. If you haven’t been playing forever, you will probably need the assistance of an electric tuner to find the note. This video wil ...more

How To : Use tomato cages in your garden

When it comes to gardening, there are various methods that can be used to help produce an area that you and others will appreciate. What might work for one person, may not work for another. Each has their own benefits, it just depends on the gardener and which works for them. ...more

How To : Use pitch tinder

John Campbell shows us how to use pitch wood to create a fire. This is a good method to use when you have dead pine trees available. Pitch wood can be found in the first three to six inches of a branch of the dead pine tree. This area is covered with pine resin. You want to pi ...more

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

Vidify : The Best Automatic Video Editor App for the iPhone

There’s a race on to see who'll be the Instagram of moving pictures. This makes sense, since many of our phones are clogged with video that, so far, no one is going to see. Wouldn’t it be great if there were a simple app that could take our video content, edit it for us, and t ...more

News : 12 Easy Exploits to Raise Thief Skills in Skyrim

Here is the final part in Null Byte's series on mastering the skills in The Elder Scrolls V: Skyrim. We have already covered the slick and brutal methods to raise our Spellcasting and Combative skills. Skyrim's intelligent new leveling system has trumped the former methods of ...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

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 : Create a Basic Attendance Sheet in Excel

If you're a teacher in any type of school, whether it's high school, college, or middle school, it's imperative that you keep an attendance sheet. The paper and pen route can get pretty messy, and very disorganized, and that's where Microsoft Excel comes in. With this software ...more

Tera Online : Emphasis on Gameplay

Is game play king? Or was it that graphics is king? or maybe the story? Arghhh... well, regardless from which school of thought you come from, Tera online has bet most of their chips on game play. Tera's game play separates this game from the rest. The ability to deal damage ...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 : Remove Plantar Warts

Plantar warts are non-cancerous growths that can be found on the heel or ball of the foot, and in some cases, even on your fingers. They most often are very painful and are hard to get rid of. Most removing methods can be very painful and uncomfortable. You will need: Apple ...more

How To : Create an Epic Build in Minecraft

Minecraft is not just a game. It is a creative tool. Over the past year and a half countless epic builds, servers, and community projects have been undertaken. I'm sure some of you have seen the one-to-one scale recreation of the Starship Enterprise from Star Trek or the epic ...more

How To : Keep Your Computer Organized in Windows 7

At some point, we all go from organized to disorganized. Let's assume you are a business executive working in a busy corporate building. Chances are you are going to get a heavy workload and it will impact how clean your workspace is. However, this article is about keeping you ...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

News : Making Art on Your iOS Device, Part 1: Drawing

From the onset of the popularization of apps for the iDevice, users have experimented with creating original artwork on their iPhone/iPad/iPod Touch. And when famed British artist David Hockney christened the iDevice with his painterly digital drawings, the trend exploded even ...more

How To : Get Natural, Sparkling White Teeth on the Cheap

You Want White Teeth Without Expensive Over-The-Counter Products? Here's An Inexpensive, Effective Solution. Everywhere you look there are products for whitening teeth. You could spend a fortune on products you have to use everyday. This tutorial will show you a natural, inex ...more

How To : Derive the area of triangle using trigonometry

This video teaches the method to find the area of triangle using law of cosines and law of sines together with the area formula. Law of cosines is used when you have the length of three sides. It states that the square of side 'a' is equal to addition of the squares of sides ' ...more

How To : Determine the area of a trapezoid

Need to figure out the area of a trapezoid for a household project? Even if you just want to sound smart, there is a simple formula that can be used every time you need to find the area of a trapezoid. Try the formula and see how good you are at geometry. A trapezoid is a fou ...more

Graphene : Another Amazing Carbon Product?

What Is Graphene? Graphene is a very thin layer of graphite. Graphite is made out of carbon (the mother of all elements), and is normally used in pencils. Graphite is also used for brake padding in larger vehicles, the batteries in laptops or portable gaming systems, and in t ...more

ARKit 101 : How to Measure the Ground Using ARKit

Have you noticed the many utility ARKit apps on the App Store that allow you to measure the sizes of horizontal planes in the world? Guess what? After this tutorial, you'll be able to do this yourself! In this tutorial, you'll learn how to make your augmented reality app for ...more

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