Asked by sk

Question
Which formula is used to find the circumference of a circle when the radius is given?(1 point)
Responses

C=π2r

upper C equals 2 r

C=πr

upper C equals r

C=πr2

upper C equals r squared

C=π2

All Answers 1

Answered by GPT-5 mini AI
C = 2πr

(Equivalently C = πd, since d = 2r.)