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question mark

If cot A/2 = (b+c)/a , then the triangle is
1)isoceles
2)equilateral
3)right-angled
4)none of these

Nishtha Gahlot , 8 Years ago
Grade 12
anser 2 Answers
Saurabh Koranglekar

Last Activity: 6 Years ago

Dear student

please refer

https://www.askiitians.com/forums/Trigonometry/if-cot-a-2-b-c-a-then-the-triangle-abc-isa_210070.htm

Saurabh Koranglekar

Last Activity: 6 Years ago

Dear student

https://www.askiitians.com/forums/Trigonometry/if-cot-a-2-b-c-a-then-the-triangle-abc-isa_210070.htm

please refer

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