the measures of the angles of a triangle are shown in the figure below solve for x 46° 2x+20° 72°
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Answer:
x = 21
Step-by-step explanation:
Add all the angles to get 138 + 2x = 180. Subtract 138 to get 2x = 42. x = 21
Answer:
x = 21
Step-by-step explanation:
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