NCERT Solution Class X Mathematics Areas Related to Circles Question 15 (Ex 12.3)

Question 15:

In the given figure, ABC is a quadrant of a circle of radius 14 cm and a semicircle is drawn with BC as diameter. Find the area of the shaded region. [Use π = 22/7]

 

Answer:

 

As ABC is a quadrant of the circle, ∠BAC will be of measure 90º.

In ΔABC,

BC2 = AC2 + AB2

= (14)2 + (14)2

BC = 14√2

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