3 years ago

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

Mathematics

2 answers:

givi [52]3 years ago

7 0

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.

Neporo4naja [7]3 years ago

4 0

Answer:

x = 29

Step-by-step explanation:

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