# Geometry Shapes

### How To : Work with tessellation shapes in geometry

Not all polygons are tessellation shapes. A tessellation is a collection of figures that can be put together to fill a plane surface without overlaps or gaps. I’m sure that you have already seen many tessellations in real life. The tiles in the kitchen and the puzzle you have ...more

### How To : Understand the differences / similarities between squares, rectangles & rhombi

This math lesson from Yay Math covers four-sided shapes in geometry. Learn about the differences and similarities between rectangles, squares and rhombi (the plural of rhombus). The properties of rhombi and squares are covered, so sit back and enjoy this educational (and FUN) ...more

### How To : Create a tessellation

In this video tutorial, viewers learn how to create a tessellation. The materials required for this project are: index cards, scissors, pencil, large paper and coloring utensils. Begin by preparing a shape. Cut the index paper to a desired shape. Then place it on the right sid ...more

### How To : Make a crochet octagon granny Afghan for right handers

Triangles, squares, pentagons, and hexagons? Crocheting projects often sound a lot like geometry class, with basic shapes being the foundation of all your knitting projects, whether beginner or advanced. If you've already mastered the aforementioned shapes, give yourself a fu ...more

### How To : Make a crochet octagon granny Afghan for left handers

Triangles, squares, pentagons, and hexagons? Crocheting projects often sound a lot like geometry class, with basic shapes being the foundation of all your knitting projects, whether beginner or advanced. If you've already mastered the aforementioned shapes, give yourself a fu ...more

### How To : Create geometrical shapes in Autodesk AutoCAD 2011

Need some help figuring out how to construct geometry in AutoCAD 2011? This clip will teach you everything you'll need to know. Whether you're new to Autodesk's popular 3D drafting application or a seasoned professional just looking to better acquaint yourself with the newest ...more

### How To : Make a Heel Klickin' Jitterbug Out of McCormick Vertex Elements

Use geometry to make an adorable and fun heel klickin' friend using McCormick vertex elements! You will need: Cardstock (perfectly squared or rectangular) Ruler Ballpoint pen School glue Scissors Small paintbrush Step 1: Make Lines Take a sheet of card stock and using the t ...more

### How To : Do remote viewing and learn how it works

Excerpts from a presentation by Dr. Simeon Hein at the International UFO Congress, 2005. Dr. Hein is the director of the Institute for Resonance in Boulder, Colorado. The Institute is devoted to the study of subtle-energy sciences including remote viewing, crop circles and rel ...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 : Solve coordinate proofs as taught by students

This video shows the viewer about different shapes and what properties they have. it is very help full to anyone who is learning geometry or who wants to learn geometry. This video also shows a picture as the person labels then so you can see what he means by like opposite sid ...more

### How To : Model a Leaf in Maya

Start with a Polygon Plane Start by creating a Polygon Plane with 4 width and 5 height sections. Create the rough leaf shape Turn on "Reflection" in the Move Tool settings, hit 3 on the keyboard to smooth the plane and shape it into a rough leaf shape. The highlighted vert ...more

### How To : Use the push pull tool in Google SketchUp

Take a look at this tutorial and learn how to use the push pull tool in Google SketchUp. This tool is the core of SketchUp. It allows you to pull any flat shape into 3D. This instructional video covers how to pull any flat shape into 3D, tips for accuracy and efficiency, how t ...more

### News : Grow a Treehouse From Plants and Meat

How would you like to live like Tarzan, except in a sustainable, organic treehouse? Check out TED Fellow and urban designer Mitchell Joachim and his plan for homes of the future. Read the full article here. Mitchell Joachim is co-founder of Terreform One in Brooklyn, New York ...more

### How To : Create Concentric Circles, Ellipses, Cardioids & More Using Straight Lines & Circles

Using only a circle and straight lines, it's possible to create various aesthetic curves that combine both art and mathematics. The geometry behind the concentric circle, ellipse, and cardioid dates back centuries and is easily found in the world around us. From an archery tar ...more

### How To : Easily make a paper snowflake

Make simple snowflakes from paper. You can tape these snowflakes to a window for a nice winter decoration or paste them onto a piece of folded construction paper for a great winter card. Supplies needed: * White paper * Scissors * Optional: A protractor * Optional: Glitte ...more

### How To : Do a similarity transformation in Geometry

In this video the author shows how to do similarity transformations. He says that similarity transformations are used to draw the similar images at a different location and the k value is most important while doing this kind of transformation. He says that a negative k value t ...more

### How To : Use the displace modifier in 3ds Max

The Displace modifier in 3ds Max acts as a force field to push and reshape an object’s geometry. You can apply its variable force directly from the modifier gizmo, or from a bitmapped image. The 3D Studio Max displace modifier works on Shapes, Meshes, Polys, Patches, NURBS. Di ...more

### How To : Build the z-axis for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

### How To : Use geometry nets

Viewers learn that a net is the shape formed by "unfolding" a 3-dimensional figure, so a net shows all the faces that make up the surface area of the figure. Viewers are then asked to determine what type of 3-dimensional figure can be made from a given net (note that a cylinde ...more

### How To : Draw a right trapezoid in Geometry

Watch this video to learn how to draw a right trapezoid using given specifications for lengths of sides. A right trapezoid is a four-sided shape with two right angles and two parallel sides. First, draw the long base. Then draw a 90 degree angle at one end of the base, using a ...more

### How To : Understand the properties of a rhombus in Geometry

In this math tutorial the instructor discusses the properties of a rhombus. He begins by saying that the properties of a rhombus are similar to the properties of a square. He says that the rhombus is a quadrilateral and hence the sum of internal angles of it is 360 degrees. He ...more

### How To : Use the patch deform modifier in 3ds Max

The PatchDeform modifier in 3ds Max deforms an object based on the contours of a patch object. This modifier works similarly to the PathDeform modifier, but uses a quad-based patch object instead of a spline shape or NURBS curve path. Patch Deform is a great tool for mapping g ...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

### How To : Carve Polyhedral Pumpkins

Halloween is coming up, so many of you may have a need or desire to carve a pumpkin and turn it into a Jack O' Lantern. This week we are going to explore carving our pumpkins into interesting geometric shapes. In this post, we will carve the pumpkins into spherical versions of ...more

### You Won't Believe They Roll : How to Build Half Circle and Elliptical Wobblers

If you thought the last post on Two Circle Wobblers was wild, then wait until you see what happens when you build wobblers out of two half circles or two ellipses. In both of these cases, the center of gravity still remains constant in the vertical direction, allowing them to ...more

### Minecraft : Much to Do About Gardens

The order was given months ago: Build me a royal garden. and less poetically expanded, I dunno, with crops n stuff. Those were the words of my (formerly serial killer) uncle, whose castle sits in the middle of everything, requiring a garden fit for a king. The yard behind ...more

### News : 5 Eccentric Scrabble Variants That Never Saw the Light of Day

Thanks to the advent of smartphones and mobile apps, Scrabble has spread like wildfire across the globe, whether it be Scrabble or one of its many popular word game spinoffs, such as Words with Friends, WordWise and Kalimat. There have been over one million Scrabble sets sold ...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

### Gaming : The 9 Best Paid Action Games for Android & iPhone

Thanks to ever more powerful smartphones — the iPhone X with its advanced A11 processor and the Galaxy Note 8 powered by Snapdragon's 835 come to mind — the mobile industry is fast closing in on consoles and PCs with regards to gaming. Game developers have been aware of this f ...more

### News : How to Use the Magic Leap One in Outdoor Settings, It's Not Perfect, but It's Possible

From day one, my favorite thing about the Magic Leap One has been its portability. It's so well designed that it just screams to be taken out for a walk through the city. Alas, Magic Leap says the device is (currently) designed to be used indoors, preferably in settings contai ...more

### Hands-On : Magic Leap One First Hands-On Impressions for HoloLens Developers

In a surprising twist of expectation management, Magic Leap managed to not only ship but deliver the Magic Leap One I ordered on Wednesday by 4 p.m. PT on the same day. After spending about an hour with the headset running through set up and poking around its UI and a couple ...more

### How To : Why Kitchen Shears Are the Best Tool You Aren't Using

Listen, I'm not disparaging using really good knives—they can literally change your life, or at the very least, the way you work in the kitchen. However, there are many cutting and slicing tasks where you're better off using a sturdy pair of kitchen shears rather than a chef's ...more

### Exclusive : Inside Magic Leap's Secret Headquarters

The long guarded veil of mystery surrounding Magic Leap for years was finally lifted last year when the company revealed its Magic Leap One device. But even now, as the company releases new apps and high profile partnerships, the company itself remains something of a cipher. ...more

### How To : The Best Learning Apps on Your Phone for 18-Month-Olds

Give an 18-month-old a shoe, check back 10 minutes later, and it's a very big maybe he will have it on his foot. But give him your smartphone, and in a mere five minutes, he can take 100 pictures of the carpet, send weird messages, and delete essential apps. Imagine what your ...more

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