Question
Find the area of the shaded part in the figure given below. (Take π = 227)(All the dimensions are in cm)
Answer: Option B
:
B
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:
B
Here we have two figures: a square of side 7 cm and a circle of diameter 7 cm, or radius 72 cm
Area of the shaded portion = Area of the square – Area of the circle
= a2–πr2 (where a is the side of the square and r is the radius of the circle)
= 72–227×72×72
= 49 – 38.5
= 10.5 cm2
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