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Feb 28, 2018
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Photo above! Please help if you can
Mathematics
middle-school
Ben Schwehn
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Ben Schwehn
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y is equal to 3x.
because alternating angles are equivalent
Wade Matveyenko
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Mar 1, 2018
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Wade Matveyenko
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Since AB is parallel to JK 3x and 7x are consecutive interior angles. This means their sum is 180.
3x + 7x = 180
10x = 180
X = 18
7x and y are a linear pair so 7(18)+y =180
128 + y = 180
Subtract 128 from both sides
y = 52
Ara Hakobyan
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Mar 5, 2018
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Ara Hakobyan
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