Question

The complementary angle of supplementary angle of an angle is78°

. What is the measure

of that angle ?

(A) 168°

(B) 102°

(C) 78°

(D) 12°
how to solve this with proper procedure to understand​

Answer 1

Answer:

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ANSWER B)

Bcz if the angle is supplementary

the angle sum should be 180

thus

180 - 72 = 102°