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How do you solve for Y
problem #5

How do you solve for Y problem #5-example-1

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Answer:

y = 26

Explanation:

You have already correctly solved for x, so you know that ...

m∠8 = 4(17)+10 = 78

Angle 12 is an alternate interior angle with respect to angle 8, so is congruent to angle 8.

m∠12 = m∠8

3y = 78

y = 78/3 . . . . divide by the coefficient of y

y = 26

User Teeknow
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