Mathematics · Geometry
Two parallel lines PQ and RS are intersected by a transversal. If the alternate interior angles are given as ∠1 = (2a + b)° and ∠6 = (3a - b)°, and ∠2 is supplementary to ∠1, then the measure of ∠2 in terms of b is:
- 1(2 + b)°
- 2(3 - b)°
- 3(108 - b)°✓
- 4180°
Correct answer
(108 - b)°
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