Circumference, Radius, Diameter, Oh My! Activities Education.com:
"Even though middle school geometry can be tough, there's no reason to fear the friendly circle. Big words like 'circumference,' 'radius,' and 'diameter' may sound intimidating, but they're just fancy words for different measurements of a circle. Here's a quick, kid-friendly intro to those geometry terms, and a fail-safe way to calculate circumference, no matter what!"
"Even though middle school geometry can be tough, there's no reason to fear the friendly circle. Big words like 'circumference,' 'radius,' and 'diameter' may sound intimidating, but they're just fancy words for different measurements of a circle. Here's a quick, kid-friendly intro to those geometry terms, and a fail-safe way to calculate circumference, no matter what!"