RRB Assistant Loco Pilot and Technician Model Paper 8 with solutions

Question : 18 of 75

Marks: +1, -0

The area of a square that can be inscribed in a circle of radius r is

Solution:

area of square =

1/2 {\diagonal}^2

1/2 (2r)^2

1/2 ·4r^2

= 2

r^2

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