Question

Hi..
This is related to areas related to circles..
Hope to get the answer soon..

Answer 1

ABCD is a square their side is 10 centimetre to find area side in 2 side 10 × 10 = 100 centimetre square
a b is a semicircle there diameter is 10cm so area is πrsquare so radius is not giving diameter is giving so 10 divided 2 equal to 5 radius is 5 and formula is πrsquare 3.14 into 5 square equal to 3.14 into 25

and multiply it your answer is come and another circle this type your shaded region area if you find