Question

find the measure of third angle if the angle A is 56 and Angle B is 63​

Answer 1

Answer:

61

Step-by-step explanation:

angle 1+angle 2+angle 3=180(angle sum property)

let angle 3 =x

56+63+x=180

x=180-119

x=61

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Answer 2

Answer:

61°

Step-by-step explanation:

∆A= 56°

∆B=63°

the sum of the enterior angles is 180°

A+B+C=180°

56°+63°+C=180°

119°+C=180°

C= 180°-119°

C=61°