Which formula is used to find the circumference of a circle when the radius is given?(1 point)
Responses
C=π2d
upper C equals 2 d
C=πr
upper C equals r
C=π2r
upper C equals 2 r
C=πr2
1 answer
C=2πr
Responses
C=π2d
upper C equals 2 d
C=πr
upper C equals r
C=π2r
upper C equals 2 r
C=πr2
1 answer