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In an isosceles triangle OAB, O is the o...

In an isosceles triangle OAB, O is the origin and OA = OB =6. The equation of the side AB is x-y+ 1 = 0. Then the area of the triangle is

A

`2sqrt(21)`

B

`sqrt(142)`

C

`(sqrt(142))/(2)`

D

`(sqrt(71))/(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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