What is the value of y

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asked Mar 16, 2018 196k views

1 Answer

Raduw · Answer 1 · 2018-03-19T16:29:33+0000

Just need to know that the angles in a triangle add up to 180 degrees :

x + y + (x + y) = 180

2x + 2y = 180

x + y = 90

Plugin x = 40 and get

40 + y = 90
y = 90 - 40
= 50

What is the value of y

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