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If c | b and a||c, what is ∠2?

If c | b and a||c, what is ∠2?-example-1

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Since a is parallel to c and c is perpendicular to b, than a is also perpendicular to b.

perpendicular lines create right angles, so angle 1, 2, 3, 4, 5, 6 .7 & 8 are all right angles.
A right angle = 90 degrees.

Angle 2 = 90 degrees.

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User Christiaan Maks
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