Pi

How To : Find the volume of a sphere

In this video the author show how to find the volume of a sphere. The formula for finding the volume of a sphere is 4/3 * Pi * r*r*r, where r is the radius of the sphere. Now to compute the volume of a sphere you have to note down the radius of the sphere and substitute it in ...more

News : Two letter words for portuguese scrabble players

Here are some words i grabbed from Porto Editora's 2011 dictionary: Dicionário da Língua Portuguesa Here they are: aa ah ai al ao ar as az bê ca cê co cu de do eh el em eu fá fé fi fó fu gê há id ih in io ir já jê lã lê li ló má me mi mó um na nê ni nó nu oc oh oi ok oó ou p ...more

How To : Find the volume of a cone

For anyone who is learning geometry and would like to learn or to review how to find the volume of a cone, this is the video for you to watch. The video provides you with both the simple formula for a cone as well as various examples which you can use to practice. The formula ...more

How To : Solve the circumference of a circle

In this video, we learn how to solve the circumference of a circle. First, you will need to find the radius. For an example, let's say the radius is 5 inches. After you find this, you need to multiply this number by two to find the diameter. Next, take this number and multiply ...more

How To : Solve the circumference of a circle using a cookie

In this video the instructor shows you the diameter, radius and also how to find the circumference of a circle using a cookie as an example. When you draw a line against the cookie passing through its center and touching its boundaries, it is a diameter of the circle. Radius o ...more

How To : Find the circumference of a circle in Geometry

In this tutorial the author shows how to find the circumference of a circle. He says that the circumference of a circle can be calculated by using the formula circumference C = 2 * Pi * R, where R is the radius of the circle. He shows how to solve these kind of problems using ...more

How To : Find the volume of a cylinder

This is an excellent educational video on mathematics. This video teaches you how to find the volume of cylinder with an example. The volume of cylinder is the bottom area multiplied by the height. Here, the height is 12 inches and the radius is 9 inches. The bottom area is Pi ...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 circumference of a circle

In this video tutorial, viewers learn how to find the circumference of a circle. This task is very easy, simple and fast to do. To find the circumference of a circle, multiple Pi with the diameter of the circle. The value of Pi is 3.14. The diameter is equal to 2 times the rad ...more

How To : Trap a Tracker

As a hacker or an aspiring one, You need to be careful and anonymous if your doing anything illegal. But you slipped up. Now someone is tracking you! Well luckily you read this post ahead of time and have a backup plan! The first step in remaining safe is to remain anonymous. ...more

News : Archer AR App Deputizes Viewers as Detectives

The producers of FX's animated series Archer have devised a plan to introduce augmented reality hijinks into its eighth and penultimate season with a new app for iOS and Android devices. The Archer, P.I. app allows fans to sleuth alongside the alcoholic playboy spy-turned-pri ...more

How To : Spy on others by conducting mobile surveillance

You can use surveillance skills to pursue a career as an investigator or to spy on whoever you like. You will need to have a mobile means of making observation and this might include things like pen and paper, camcorder or camera. Learn how to be a Private Investigator. Learn ...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 : Use the BINOMDIST & NORMSDIST functions in Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 274th installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate various pr ...more

How To : Find circumference and area of a circle

In this video tutorial, viewers learn how to solve for the circumference and area of a circle. The circumference is the distance around a closed curve. The formula for circumference is C= pi x d. The diameter is two times the radius (d= 2r or r= d/2). The value of pi is approx ...more

How To : Figure out the area and circumference of a circle

Bill, Bobbie, and Drew present information on a circle. The presentation defines the key points of a circle. The area of a circle is Pi (3.14) x radius x radius. The diameter of a circle is the line drawn from one end to another inside the circle. The radius is the center of t ...more

How To : Work out the circumference of a circle

Simonc1973 teaches you how to work out the circumference of a circle. You start with a circle and draw a line across the circle. That's called the diameter. You multiply the diameter with Pi, which is 3.141. The video is even more amazing being taught by Harry Chapple, a 4 yea ...more

How To : Find the area of a circle

In this tutorial, we learn how to find the area of a circle. First, you will need to know the formula for finding the area of a circle, which is Area=Pi(r)squared. Now, find the radius of the circle in question. After this, fill in the radius to the equation and start to do th ...more

How To : Conduct a covert surveillance with video

When conducting covert mobile surveillance with video it is vital to have a good bag that will contain and allow you to get footage in an inconspicuous manner. Always take into consideration the lighting and distance you’ll be at. In part one of this four part free training v ...more

How To : Rational & Irrational Numbers

What Is a Rational Number? A rational number is a number that can be written as a ratio and a/b. What Is an Irrational Number? An irrational number is a number that can't be written as a/b. Examples of Rational Numbers Repeating decimals (EX: 0.36363636) Terminating decim ...more

How To : Web Development 02 - Simple Webpage

Hello fellow Null-Byters! In this "tutorial" we will be going basics of HTML. In the next tutorial, we will be going over CSS and then apply JavaScript. What Is HTML? HTML stands for Hyper Text Markup Language. It is used to structure and is horrible with styling. HTML was c ...more

How To : Find the Sector Area

The sector area is a section of the circle. You can think of it as finding the area of a pizza slice instead of the entire pizza. The formula equals: The angle measure/360 x pi x radius squared. Video: .

How To : Web Development 01 - Setting Everything Up

Hello fellow Null-Byters! This is my first post so please be respectful and constructed criticism is much appreciated. I am no professional, however I believe that it is important to understand technologies before you go poking at them and trying to break them, I therefore dec ...more

How To : Rational and Irrational Numbers

Rational numbers can be written as a fraction or as a/b. The "b" in a/b cannot be zero because you can't divide by zero. an example is 1.5. 1.5 can be written as 3/2/ Irrational numbers are numbers that can't be written as a fraction. A famous irrational number is pi. You can ...more

News : Go See BLACK SWAN (Or Else)

Attention complainers about non-original theatrical remakes and sequels: Mike will threaten you with physical violence if you don't go out to see Black Swan this weekend.

How To : Cook Rice in Casseroles for Less Cleanup Afterward

Often, the most frustrating part of crafting the perfect dinner is feeling like you have to clean every single pot and pan in your kitchen after cooking just one meal. With so many components, it can feel like each step of a single dish requires its very own pot. Yet there ar ...more

Cook Like a Chef : Use Ratios, Not Recipes

Recipes are invaluable to cooks who are just starting out, but what if you want to get to the next level? Then it's time you learn how to apply simple math to food. In other words, learn how to cook using ratios, not recipes. Fortunately, there's a great book by cookbook auth ...more

How To : 12 Tofu Hacks That Even Tofu-Haters Can Appreciate

Tofu has been a staple food in Asia for over 2,000 years, but due to the health craze of recent years, it's enjoyed a surge of popularity in the Western world. Derived from the milk of soy beans and typically coagulated by calcium or magnesium salts, tofu can be found in consi ...more

How To : 8 Delicious Frozen Waffle Food Hacks

Just like Leslie Knope, I love waffles. Unlike that imaginary character, I don't require that my waffles come from JJ's Diner. I have a deep affinity for frozen waffles as well as the homemade ones. They're so convenient! A few moments in the toaster, and you have a great foun ...more

News : 20 Worst Drinks in America

So your mom may have told you not to spoil your appetite with that chocolate chip cookie you were eating before dinner, but did you ever think about what that energy drink your sipping on looks like in terms of its sugar content? The article "20 Worst Drinks in America" takes ...more

How To : 47 Baking Hacks That You Shouldn't Live Without

Right now is that magical time of year when the general public decides to embrace their inner fattie and get baking in the kitchen. Hello, pies and cakes and cookies and everything carbs. Goodbye, diets—see you in the next year, when you cripple us with unbridled guilt and lon ...more

News : 30+ Recipes for Dessert-on-a-Stick

Bakerella offers a trove of fun recipes for dessert-on-a-stick. Cupcakes, cakes, pies, cookies, even macaroons, all bite-size, all lollipop-style. My favorites below. Peeps + pens = Pikachus or … Peep-achus: Start out simple with the classic Cake Pop: Graduate to Hello Kitt ...more

How To : Make a basic rubber band car

To make a rubber band car you will need one sheet of card stock, four paper clips, two binder clips, one plastic straw, 8 inches of dowel that fits into the straw, two pencils and one rubber band. You will also need four CDs or round pies of cardboard, tape, a ruler and a mark ...more

How To : Sell at Your Local Farmers Market

Are you interested in selling your products at the local Farmers Markets? Many small mom and pop food crafters get started selling their artisan breads, homemade cakes, cookies, pies, biscotti, candy, seasoning mixes or regional barbecue sauces direct to customers who visit lo ...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

News : 8 Edible Cups That Make Finger Foods a Snap

"You can even eat the dishes," claims the song "The Candy Man Can" from 1971's Willy Wonka and the Chocolate Factory. The idea of edible cups, even back then, grabbed my attention—any kid would much prefer to eat her dish instead of clean it afterward, of course! Don't Miss: ...more

  • Hot
  • Latest