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

Nishtha Gahlot Grade: 12

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

2 years ago

Answers : (2)

Saurabh Koranglekar

askIITians Faculty

1458 Points

							Dear student

please refer

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

2 months ago

Saurabh Koranglekar

askIITians Faculty

1458 Points

							Dear student

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

please refer

2 months ago

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