Which formula is used to find the area of a circle when given the radius?(1 point)
Responses
A=πr
upper A equals r
A=πd2
upper A equals d squared
A=πr2
upper A equals r squared
A=π2r
Responses
A=πr
upper A equals r
A=πd2
upper A equals d squared
A=πr2
upper A equals r squared
A=π2r