In the given figure, find the value of y.
pu
To
90°
A
B
3x
72°
E
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12
Answer:
18 degree is the correct answer
Step-by-step explanation:
angle AOC=angle BOE(Vertically opposite angle
NOW,
angle AOC+angle COD+angle y=180degree (linear pair property)
angle x=72degree
72 +90+y =180
y =180-162
y=18degree
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