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Answer:
shaded region are semi circles
so,
area of semicircles is πr^2/2
πr^2/2 + πr^2/2
πr^2
π* 28^2
28*28*22/7
2464cm^2
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Answered by
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Step-by-step explanation:
Side of square =28
area of square =s*s
= 28*28
=784cm2
we have two semicircle with diameter 28 cm
the radius if semicircle is d/2
=28/2 = 14cm
now area of two semicicle = 22/7*14*14
=616cm2
area if shaded region = area of square -area of 2semicircle
= 784 -616
=168cm2
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