Math, asked by Anonymous, 11 months ago

If triangle ABC is right angled at C, then the value of cos(A+B) is

Answers

Answered by Anonymous

11

Step-by-step explanation:

We Know That!!!

A+ B + C = 180°

C = 90°

A+ B = 180°-90°

A+ B = 90°

So, Cos (A+B) = Cos 90° = 0

Thanks...❤

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