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Properties of Triangle question

2010 · Shift 2 · Q30

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PYQ Library
JEE Advanced
Mathematics
Properties of Triangle
2010 · Shift 2 · Q30

Properties of Triangle question

2010 · Shift 2 · Q30

JEE AdvancedMathematicsProperties of TriangleNumerical+4 / −1

Consider a triangle

ABC

and let

a, b

and

c

denote the lengths of the sides opposit to vertices

A, B

and

C

respectively. Suppose

a = 6,b = 10

and the area of the triangle is

15\sqrt 3

, if

\angle ACB

is obtuse and if

r

denotes the radius of the incircle of the triangle, then r2 is equal to :

Numerical answer

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