Question

find the diameter of circle having the following areas (1)220.5​

Answer 1

GIVEN:

area =220.5

area of circle =pie ×radius square

220.5=22/7 ×radius square

220.5×7/22=radius square

7.01 =radius square

underroot 7.01 = radius

2.64= radius

we know,

diameter=2×radius

diameter=2×2.64

diameter =5.28