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14 October, 07:31

A pair of vertical angles have measures (2y+5) ° and (4y) °.

What is the value of y?

A: - 5/2

B: - 2/5

C: 2/5

D: 5/2

+5
Answers (2)
  1. 14 October, 07:39
    0
    I believe with vertical angles, they are equal to each other.

    Therefore,

    2y + 5 = 4y

    subtract 2y from both sides

    5 = 2y

    divide 2 from both sides

    y = 5/2
  2. 14 October, 09:16
    0
    2y+5=4y they are vertical angles which are eqaul

    y=5/2
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