Question

find the area of the shaded region in each of the following figures​

Answer 1

Answer:

259.875 m^2

Step-by-step explanation:

ar of big semicircle + ar of another big semicircle -( ar of small semicircle + ar of small semicircle)

ar of big circle - ar of small circle

pi R ^ 2 - pi r ^ 2

22/7 ( 21/2 ×21/2-10.5/2-10.5/2)

= 259.875 m^2