7. From a square metal sheet of side 28 cm, a circular sheet is cut off. Find the radius of the
largest possible circular sheet that can be cut. Also find the area of the remaining sheet
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Answer:
maximum radius 14cm
circle area πr²
=22/7*14*14
=616cm²
sheet area = 28*28
=784 cm²
remaining area =784-616
=
168cm²
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