The measures of the angles of a triangle are shown in the figure below. Solve for x.

asked Dec 5, 2022 22.9k views

1 vote

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3 votes

Answer:

x = 21

Explanation:

72+46+(2x+20)=180

118+20+2x=180

138+2x=180

138-138+2x=180-138

2x=42

2x/2=42/2

x=21

PovilasB answered Dec 11, 2022

6.2k points

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