Math, asked by evelynrose67, 8 months ago

What is the value of a, if PQR is a line?

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Answers

Answered by rahulchaudhary14

4

Answer:

3a+5+2a-25=180°

5a-20=180

5a=200

a=100/5

a= 20

Answered by Anomaverma

0

(3a+5) + (2a-25) = 180 (linear pair)

5a-20 = 180

5a = 180+20

a = 200/5

a = 40

hence option a is correct

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