ABCD is a square of side 21 cm. A circle is inscribed in the

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ABCD is a square of side 21 cm. A circle is inscribed in the square, which touches the sides of the square at P, Q, R and S as shown below in the figure. What is the area (in cm²) of the non-shaded region? [Figure is not drawn to scale.]

[SSC CHSL 7th June 2022 Shift-2 With Answers]

A

88.4

B

84.6

C

90.7

D

94.5

EXPLANATION

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