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11-06-2018
Mathematics

contestada

Find the measure of Angle 7.
measure of angle 7 = 2x+15
measure of angle 8 = 3x

Respuesta :

11-06-2018

If the angles are supplementary, and they add up to 180, the answer is:

2x + 3x + 15 = 180

5x + 15 = 180

5x = 165

x = 33

If the angles are complementary, the answer is:

2x + 3x + 15 = 90

5x + 15 = 90

5x = 75

x = 15

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