The circumference of a circle is the distance around the shape. The ability to round a number to a number of decimal places or to a number of significant figures means that answers can be written to ...

When working with circles it is important to recognise and be able to name different parts of the circle. A segment of a circle is an area enclosed by a chord and an arc. What is the name given to a ...

Introduction Mathematicians get excited about the discovery of mathematical relationships. They look at the world around them in terms of numbers, formulas and equations. Mathematics is fun and ...

Today's Google doodle celebrates the 30th anniversary of Pi day. Pi day, observed on the 14th of March every year, celebrates the mathematical constant Pi. Pi represents the ratio of a circumference ...

Today is Pi Day. You know, March 14. 3/14 is sort of like 3.14. Get it? OK, it's a bit of a stretch because 3/14 looks like a fraction and not Pi. Whatever. We still call it Pi Day. Even if the date ...

Happy Pi Day! For decades, math lovers have been honoring this crucial irrational constant on March 14 (or 3/14, the first three digits of the ratio of a circle's circumference to its diameter) every ...

It’s Pi Day – the day that math geeks across the globe collectively pause to celebrate the first three digits of pi, or 3.14. The mathematical constant, which is the ratio of a circle’s circumference ...