Q. 14.2( 18 Votes )

In a triangle ABC, if A = 55° and B = 40°, find C.

Answer :

Given: A = 55° and B = 40


As we know, using theorem (1), in any triangle, sum of the three interior angles is 180 °.


So,


A + B + C = 180°


55° + 40° + C = 180°


C = 180° - 55° - 40°


C = 85°


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Karnataka Board - Mathematics Part I