Surface Area of Prism

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 : 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

How To : Find surface area and volume of a sphere

In this how to video, you will learn how to find the volume of a sphere and surface area. Let's say you need to find the volume of a sphere with a surface area of 200 cm cubed. You will need to know the formulas for surface area and volume of a sphere. The formula for surface ...more

How To : Find the surface area of a pyramid with BabelMath

A pyramid is a three dimensional figure with the base in the form of a triangle and three slant sides to it. To find the surface area of a pyramid you have to find the area of the different pieces that make it up. The pyramid base can be triangle or even other geometric figure ...more

How To : Find the surface area of a cone without a slant

The video describes the "Calculation of the surface area of the cone without a slant". If the base circle diameter (d) and the height of the cone (h) are known, then the following procedure can be used for finding out the surface area oh the cone: Surface area of the cone is ...more

How To : Find the surface area of a cylinder easily

In this video tutorial the author shows how to find the surface area of a cylinder. He shows a four step approach to solve this problem. First he gives us a formula to find the surface area of a cylinder, where Surface area A = 2 * Pi * R * R + 2 * Pi * R * H, where R is the r ...more

How To : Learn about surface area

Check out this instructional science video that teaches you about surface area. This is a NISE network demo training video for how to do a demonstration about surface area. By watching the step by step instructions outlined in this science tutorial video, you can learn all abo ...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

How To : Find the surface area of a sphere

In this tutorial the instructor shows how to find the surface area of a sphere. He explains the equation to calculate the surface area of a sphere as 4 * Pi * r * r , where r its the radius of the sphere. Now if you have the radius of the sphere, by substituting its value in t ...more

How To : Find the surface area of a pyramid

Finding the surface area of a pyramid is a bit different than finding the surface area of a 2D triangle. But, don't be scared, it is not as hard as it sounds. Have a look at this tutorial, and learn exactly how to find the area of a 3D object, specifically a pyramid. The good ...more

How To : Find the surface area of a cube

In this video, we learn how to find the surface area of a cube. Finding the surface area of a cube is something everyone will have to do in math. The easy formula to figure out this is: surface area= side x side x 6. Your first step to figuring out the problem is to find the l ...more

How To : Find the surface area of a regular pyramid

In this tutorial, the instructor shows how to compute the surface area of a regular pyramid. A regular pyramid has four equal sides which are in triangle form, and the base in square form. Its surface area is four times the area of its side plus the area of its base. He goes o ...more

How To : Find the volue and surface area of a cylinder

This video both shows the viewer how to calculate the volume and surface area of a cylinder. It also explains what these different numbers mean. The volume is the amount of ‘matter’ that the cylinder can hold. The surface area is literally the area of the cylinders curved face ...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 : 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 the Surface Area of a Cylinder.

Step by step directions for finding the surface area of a cylinder. In order to calculate the surface area of the cylinder you find the area of the two bases and add this to the lateral area. Video: . Surface Area of a Cylinder. Surface Area of a Cylinder explained,examples,an ...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 : Master sixth grade mathematics

Math class got you down? We all know sixth grade mathematics is where we all start to lose it. We get frustrated with all of those numbers, try to figure it out, but ultimately flunk out or barely pass the class. Maybe the teacher just wasn't good enough to educate us, who kno ...more

How To : Make a Fire Wire (Easy Steel Wool Fireworks)

Once you've reached an age where sparklers are no longer fun, it's time to upgrade to science and steel wool. It may be basic chemistry, but as you'll see in the video, simplicity can amaze more than complexity, as well as create some really impressive fireworks that are perfe ...more

How to Play Dead Space 2 : Achievement & Trophy Guide

It's currently 2011, but when you fire up your game console, put your hands on the controller and play the new Dead Space 2 video game, you're warped into the future— into the year 2511— just 3 years after the events that took place in the first Dead Space. And it's sure to be ...more

How To : Build a worm composting bin

Leigh Ramsdell and Hal Brindley with The Environmentals discuss how to build a worm composting bin. To build a worm composting bin, you will need a plastic tub or a box with a lid. Calculate one square foot of surface area per pound of worms. A pound of worms can process a hal ...more

How To : Make a rechargeable, solar-powered USB battery

An emergency battery charger for your mobile phone comes in handy, but it's not the ultimate solution; once it's dead it's useless (what a waste). If you want to really get off the metaphorical grid, you can follow the steps in this video to construct a more robust circuit tha ...more

How To : Prevent Acne with Doctor Recommended Treatments

Acne develops when pores become blocked with dead skin cells and oil. They usually disappear over time but sometimes they leave a scar. When those blemishes form white blood cells rush to the surface to help heal the area. But occasionally a scar forms. Popping and picking can ...more

How To : Do the Ladder Stitch

Ladder stitch in hand embroidery can be one of two stitches. There's the surface embroidery technique that creates a decorative band that looks a lot like a ladder, with edges that look like a chain stitch. There's also a drawn thread technique called ladder stitch that produc ...more

How To : Study

Learning Style What kind of learner are you? There are three different ways people learn: Auditory learner: A person who learns best by listening. This type of person will benefit best by finding someone to study with, to ask each other questions, and to read the study mater ...more

How To : Use Fiberglass Filler For Auto Body Repair

Assuring A Proper Repair When Welding Vehicle Sheet Metal Any weld that is performed on a vehicle requires certain steps to assure a proper repair. For example, weld-through-primer must be applied to the welded surface being welded; corrosion protection must be applied to the ...more

How To : Use a rotary cutter

In this video, we learn how to use a rotary cutter with Kenneth D King. Before you begin, make sure to use a cutting mat so you don't damage the top of your surface. To cut your item, you simply place the rotary cutter on the bottom of the item, then run it through until you h ...more

How To : Make Perfect Scrabble Tile Pendants

Gather Supplies Ready to make the best Scrabble tile pendant possible? This easy tutorial will show you how to make your own custom necklace out of a Scrabble® tile. It will take about 1 hour of work, but there is time needed to let the pendant dry and cure. Ready to start? ...more

How To : Find the area and volume of prisms

This helpful video gives simple step by step instructions on how to find area and volume of prisms. To find the area of a prism you must first find the area of the base, it may be rectangular, triangular, or otherwise. You must then multiply the area of the base times the heig ...more

How To : Make a Simple Fog Machine to Prank Your Roommates

Like theme music, I always feel that I need more fog in my life. Fog can be useful for many reasons—warding off smaller siblings from your bedroom, keeping curious hands out of your cupboard, and tricking your friends into thinking there's something horribly wrong with their v ...more

How To : Calculate lateral & total area of a cylinder

Steps involved in calculating the lateral surface and total area are: Consider a cylinder with radius r, height h. Then to find lateral area we need the formula 2*pi*r*h, circumference - 2*pi*r, total area 2*pi*(r+h) and area of circle (pi^2)*r. Therefore by using only the ra ...more

How To : Use snow shoes for your camera's tripod

This video teaches how to increase the surface area of the support under your tripod by using snow shoes. You can get snow shoes from various manufacturers. The bottom of the snow shoe has a very wide surface area. You can compare this with the width of the tripod base. The sn ...more

How To : Make a lock miter joint

Watch this instructional carpentry video to woodwork a lock miter joint with a lock miter bit and set up block. Join materials at 90° by cutting a 45° miter and a matching tongue and groove glue joint. This joint not only increases mechanical strength, but also increases glue ...more

How To : Treat work related burns

Burns are an injury to the body that can range from a sunburn to severe tissue damage. Burns are classified by the tissue and surface area affected. This first aid how-to video will show you how to treat a person who has been injured at work. Watch to learn great first aid tip ...more

How To : Stir fry vegetables

The key to stir-fry is having a very hot pan and very thinly sliced vegetables that will cook on contact. I like to cook my stir-fry in a wok, an Asian frying pan. Woks are great because they give you a large surface area. You can make a stir-fry in a typical skillet, but the ...more

How To : Trick your Trick or Treaters on Halloween

In this video, we learn how to trick your trick or treaters on Halloween. You will need strong tape and a glove to do this trick. First, loop the tape and place it on as much surface area of the glove as you can (on the palm). Now, put the glove on your hand and wait for the t ...more

News : Stinky? Try Eliminating Your B.O. With Science

Where would we be without science? Not everybody's always fresh as a daisy; try Odegon Technologies' iron-on "Odour Tags". When attached to clothing, the patches capture your odoriferous molecules in a carbon mesh. Somehow the patches don't come off in the wash and run about 1 ...more

How To : Create a mosaic jewelry box

This video demonstrates making a mosaic jewelry box. A plain jewelry box is decorated using different shaped pieces of glass. First, round flat glass pieces are glued in the center of the top and sides. Then a ring of glue is put around the circle and rectangular pieces are gl ...more

How To : Understand car battery basics

For most automotive applications a battery needs to supply a lot of current for a short period of time to turn over the engine and get the car started. With the engine running, the car's alternator produces all the power the car needs. Thin plates inside a starting battery inc ...more

How To : Apply tadasana to yoga triangle pose (trikonasana)

This how-to video tutorial looks at the effects of Tadasana (the mountain) on some simple and well known yoga poses like triangle pose. The foundation of a tree is its roots therefore bring awareness to the feet first in this yoga pose. The same force should be present in bot ...more

How To : Build simple geometric 3D structures

Dr. Diana Wehrell-Grabowski provides a brief overview of Buckminister "Bucky" Fuller's accomplishments in this video tutorial. The emphasis is placed on Fuller's use of geometry in his inventions and his observations of patterns in nature (geometry). Dr. Diana demonstrates ho ...more

News : BAM! Sugar Is Not as Sweet as You May Think

You may think of sugar as purely a sweet ingredient meant for baking, but it can actually be a deadly explosive, according to PopSci's Gray Matter: "In 2008 the sweetener killed 14 people in Georgia -- not from diabetes or heart disease, but in a violent explosion. Absence of ...more

News : The Thrill of Burning Steel Wool

WonderHowTo favorite NurdRage once again triggers the inner mad scientist in all of us (well, all of us WonderHowTo-ians at least). Below, watch what happens when steel wool- found in every common household Brillo Pad- is lit on fire. "Normally we do not think of iron as bein ...more

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