Question

In the figure find the value of y

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Answer 1

Answer:

y=28°

The angles are 40°, 84° and 56°

Step-by-step explanation:

40°+3y+2y=180° ....(Linear Pair)

40°+5y=180°

5y=180°-40°

5y=140°

y=140°/5

y=28

So,

3y=3×28

=84°

2y=2×28

=56°

Hence, the angles are 40°, 84° and 56°

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Answer 2

Answer:

28

Step-by-step explanation:

40+3y+2y=180

40+5y=180

5y=180-40

5y=140

y=140/5

y=28 degrees