2 years ago

The measure of an exterior angle of a regular octagon is x + 10. Find x.

Mathematics

1 answer:

elena-s [515]2 years ago

3 0

Answer:

x = 35

Step-by-step explanation:

The sum of the exterior angles of a polygon = 360°

Then

1 exterior angle = 360° ÷ 8 = 45° , so

x + 10 = 45 ( subtract 10 from both sides )

x = 35

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