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