A wire of length 36m is cut into two pieces, one of the pieces is bent to form a square and the other is bent to form a circle. If the sum of the areas of the two figures is minimum, and the circumference of the circle is k (meter), then
is equal to_________.
A wire of length 36m is cut into two pieces, one of the pieces is bent to form a square and the other is bent to form a circle. If the sum of the areas of the two figures is minimum, and the circumference of the circle is k (meter), then is equal to_________.
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1 Answer
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Side of square = a
Radius of circle = r
Given : 4a + 2pr = 36
S = a2 + pr2
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