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If AB||CD ,CD||EF and y:z =3:7.
Find x...
Best answer will be marked as brainliest.
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As x and z are alternate interior angles they are equal
⇒ x = z
∵ y:z = 3: 7
∴ y:x = 3:7 (since x and z are equal)
since x an y are co interior their sum = 180
3a + 7a = 180
10a = 180
a = 18
3a = 18*3 = 54
7a = 18*7 = 126
→ y = 54 and x = 126 and
∵ x = z
∴ 126 = z
⇒ x=126 z=126 y=54
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