In the given figure, PQRS is a rectangle and a semicircle wi

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SSC CGL Tier-2 20-February-2018 Maths
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38

M: +3.00/-0.00

In the given figure, PQRS is a rectangle and a semicircle with SR as diameter is drawn. A circle is drawn as shown in the figure. If QR = 7 cm, then what is the radius (in cm) of the small circle?

see image

[SSC CGL Tier-2 20-February-2018 Maths]

A 21 + 14√2

B 21 - 14√2

C Both 21 + 14√2 and 21 -14√2

D None of these