Question

The area of the given circle is 379.94m2. what its diameter

Answer 1

Answer:

area of circle= pie r square

379.94= pie r square

379.94=22/7 x r square

379 x 7/22= r square

120.89 = r square

now r = 10.99 or nearly 11

therefore diameter = 2r=2(11)= 22 cm