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A wire of length 2 units is cut into two...

A wire of length 2 units is cut into two parts which are bent respectively
to form a square of `s i d e=x` units and a circle of radius`=r` units.
If the sum of the areas of the square and the circle so formed is minimum, then :

A

(a) `(4-pi)x=pir`

B

(b) `x=2r`

C

(c) `2x=r`

D

(d) `2x=(pi+4)r`

Text Solution

Verified by Experts

The correct Answer is:
B
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