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3 years ago

What is the value of y?

Mathematics

1 answer:

Kobotan [32]3 years ago

5 0

Answer:

B. 65°

Step-by-step explanation:

Angles on a straight line add up to 180 degrees.

180 - 130 = 50

Angles in a triangle add up to 180 degrees.

y + y + 50 = 180

2y + 50 = 180

2y = 180 -50

2y = 130

y = 130/2

y = 65

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