Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 11E
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in the diagram, the measures of angle 1 and angle 4 are 105 degrees. The measures of angle 5 and angle 8 are 115 degrees. Are lines C and D parallel?
A. Yes, beacuse angle 5 and angle 8 are congruent
B. No, because angle 1 and angle 5 are not supplementary
C. yes, because angle 1 and angle 4 are congruent
D. No, beacuse angle 1 and angle 5 are not congruent
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