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A Pentagon has the exterior angles 42, 86, 3x, 4x, and x. What is x? Please hurry.

A Pentagon has the exterior angles 42, 86, 3x, 4x, and x. What is x? Please hurry.
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2 votes
A Pentagon has the exterior angles 42, 86, 3x, 4x, and x. What is x? Please hurry.

User Avanche
by
7.8k points

2 Answers

6 votes
Sum of the exterior angles of a pentagon=360 degrees
3x+4x+x+42+86=360
8x+128=360
8x=360-128
8x=232
x=29 degrees.
User Vebjorn Ljosa
by
8.4k points
2 votes

Answer:

x = 29

Explanation:

User Dalya
by
8.8k points
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