STEP 1 - WRAP RIBBON: Take the ribbon and wrap it around a glass. Mark where the ribbon overlaps itself. Image caption, STEP 2 - CUT CIRCUMFERENCE: Cut the ribbon at the point where it overlaps. You ...

Running into a DIY project without a ruler or tape measure? A simple household item can give you accurate results in seconds, ...

The circumference of a circle is the distance around the circle. It is another name for the perimeter of a circle. The circumference of a circle is calculated using the formulae: \(\text{circumference ...

Do you know how to measure the diameter of the earth? No? Then you’re less advanced than they were in 230 BC. You’re basically a Neanderthal with access to a microwave. Find out how to fix that in ...

Today is national Pi Day. (Yes, that’s Pi without an “e.”) It’s a mathematical constant used to calculate the circumference of a circle. Here are slightly more than seven things you might not know ...