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In a !ABC , sin A + sin B + sin C = 1+sq...

In a `!ABC` , sin A + sin B + sin C = 1+`sqrt2` and ,cos A +cos B +cos C =`sqrt2`if ,the triangle is

A

equilateral

B

isosceles

C

right angled

D

right angled isosceles

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The correct Answer is:
D
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OBJECTIVE RD SHARMA-PROPERTIES OF TRIANGLES AND CIRCLES CONNECTED WITH THEM-Exercise
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