farlzmustache farlzmustache

23-02-2017
Mathematics

contestada

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

Respuesta :

tanner23456 tanner23456

23-02-2017

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

Answer Link

ChandrikaP ChandrikaP

23-02-2017

2y+5=4y they are vertical angles which are eqaul
y=5/2

Answer Link

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