Question

please answer the question above​

Answer 1

Answer:

90°, 54°, 36°

Step-by-step explanation:

5y+3y+2y= 180..

10y= 180

y=180/10

y= 18..

Putting the value of y..

5x18, 3x18, 2x18 =180

90°, 54°, 36°

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Answer 2

Since AOB is a straight line,

so Angle AOD +Angle DOC +Angle COB=180°

5y+3y+2y=180°

10y=180°

y=18°

So,5y=90°

3y=54°

2y=36°