Question

In the below figure a b c d and e f are three lines concurrent at O , find the value of y.

Answer 1

the value of y = 20
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Answer 2

Answer:

y = 20°

Step-by-step explanation:

<EOA = <BOF

<EOA = 5Y

[Vertically opposite angles]

<COE + <EOA + <AOD = 180°

[LINEAR PAIR]

=> 2y +5y +2y =180°

=> 9y =180°

=> y = 180/9

=> y = 20°

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