A circular hole of radius 5cm is cut out of a square metal plate of side 12cm. Find the area remaining.
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Answer:
Circle area=πr^2
Radius=5cm.
Circle area=3.14*5*5
=3.14*25
=78.5cm^2
Square area=side^2
Side of square=12cm.
Area of square=12*12
=144cm^2
Remaining area=144-78.5
=65.5cm^2
Step-by-step explanation:
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