Question

plz tell me the four angles​

Answer 1

Answer:

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Step-by-step explanation:

sum of angle on a straight line = 180°

4y+2 + 5y-20 = 180°

9y = 180+18

y = 22°

POR = 4y+2

= 100°

QOR = 5y-20

= 90°

POS = 180°- POR

= 180°-100°

= 80°

QOS = 180°-QOR

= 180° - 90°

= 90°