Question

Q.What is the measure of the third angle of the following triangles?

A. 45°, 65° B. 23°,78° C. 61°, 43°​

Answer 1

Answer:

a. 70 degree

b.79 degree

c.76 degree

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Answer 2

for A

45+65+x=180

110+x=180

x= 70°

for B

23+78+x=180

101+x=180

x=79

for C

61+43+x=180

104+x=180

x=76

(x denotes the 3rd angle)