Question

find the area of shaded region​

Answer 1

Answer : find the area of shaded region

Now, area of shaded region = area of big whole square – area of small inner square – area of 4 semi-circles. ⟹Area of shaded region = 196 – 16 – 25.12 = 154.88cm2. Note: In order to solve this type of question the key is to divide the unshaded region into known shapes and then we compute its area.

Answer 2

Answer:

Area of the shaded region = area of the square – area of the four unshaded small squares.

Step-by-step explanation:

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