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Let ABC be an isosceles triangle with ba...

Let ABC be an isosceles triangle with base BC. If 'r' is the radius of the circle inscribed in triangle ABC and `r_(1)` is the radius of the circle escribed opposite to the angle A, then the product `r_(1)r` can be equal to

A

`R^(2)sin^(2)A`

B

`R^(2)sin^(2)2B`

C

`(1)/(2)a^(2)`

D

`(a^(2))/(4)`

Text Solution

Verified by Experts

The correct Answer is:
B, C
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