Question

How to do this question

Answer 1

fig 1= side of square=14cm
area of square=14×14=196cm^2
area of circle=22/7×7×7=154cm^2
area of shaded region=196-154=42cm^2

fig2=area of outer circle - area of inner circle
22/7×(4.5^2 - 2.5^2)
22/7×(20.25-6.25)
22/7×14
44cm^2
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