Math, asked by YashRaveshiya7255, 1 year ago

How to find an angle in triangle with given 3 sides?

Answers

Answered by Anonymous
0
Hi Mate!!!

Let the sides be a,b and c

and let the angle between a and b be @

then

Cos ( @ ) = a²+b²-c² / 2 ab

Have a great future ahead
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