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Mathematics
Mathematics
Problem
A transversal intersects two lines forming a pair of alternate interior angles that measure
(
2
x
−
10
)
∘
(2x - 10)^{\circ}
(
2
x
−
10
)
∘
and
(
x
+
20
)
∘
(x + 20)^{\circ}
(
x
+
20
)
∘
. Find the value of
x
x
x
for which the two lines are parallel. a)
25
25
25
b)
35
35
35
c)
30
30
30
d)
20
20
20
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