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In a triangle ABC if 2Delta^(2)=(a^(2)b^...

In a triangle ABC if `2Delta^(2)=(a^(2)b^(2)c^(2))/(a^(2)+b^(2)+c^(2))`, then it is

A

Isosceles but not right angled

B

Right angled

C

Isosceles right angled

D

Equilateral

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-TRIGNOMETRIC FUNCTIONS -Section-B (Objective Type Questions One option is correct)
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