ziblacking
ziblacking
09-07-2018
Mathematics
contestada
if c | b and a||c, what is ∠2?
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musiclover10045
musiclover10045
09-07-2018
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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