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An isosceles triangle of vertical ang...

An isosceles triangle of vertical angle `2theta` is inscribed in a circle of radius `a` . Show that the area of the triangle is maximum when `theta=pi/6` .

A

`pi//6`

B

`pi//4`

C

`pi//3`

D

`pi//2`

Text Solution

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The correct Answer is:
A
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