Question

1. किसी AABC में, यदि a = 3, b = 5, c = 6, तो सिद्ध कीजिए A 14 A तथा cot 14 2 15 2. COS​

Answer 1

Answer:

Hey mate

Here your answer

= a+b+c/2

= 3+5+6/2

=14/2

=7