← Math: Geometry Concepts you don't know will reappear later

You should create an account to save your progress. It only takes a minute!
new term

circumference of a circle

Click to see definition →
new term

circumference of a circle

C = 2 π r, where C is the circumference and r is the radius.

I knew this term I didn't know this term
You have mastered 0 out of 21 concepts
You are reviewing 0 out of 21 concepts
You are learning 0 out of 21 concepts

Have feedback about this card? Please email help@magoosh.com