kennedigcook kennedigcook

14-01-2021
Mathematics

contestada

Solve for x and then determine the measure of the exterior angle.

Solve for x and then determine the measure of the exterior angle class=

Respuesta :

andygarcia0209944 andygarcia0209944

14-01-2021

Answer:

B

Step-by-step explanation:

This is a straight line which the interior and exterior angle, so they both must add up to 180 degrees.

180 - 60 = 120

120 = 4x + 20

100 = 4x

25 = x

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