Determine the measure of the interior angle at vertex E. A. 135 B. 45 C. 225 D. 75

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Davejoem asked Apr 8, 2022

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14 votes

Determine the measure of the interior angle at vertex E.

A. 135
B. 45
C. 225
D. 75

Mathematics
high-school

Davejoem asked Apr 8, 2022

by Davejoem

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2 Answers

24 votes

Answer:

135

Explanation:

Travis Banger answered Apr 11, 2022

by Travis Banger

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21 votes

Answer:

135

Explanation:

The sum of the interior angles of a pentagon is 540

3x+3x+2x+2x+2x = 540

12x = 540

Divide by 12

12x/12 = 540/12

x = 45

E = 3x = 3*45 = 135

Nikita Kuznetsov answered Apr 14, 2022

by Nikita Kuznetsov

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