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A stop sign is in the shape of a regular octagon. what is the measure of each angle on the sign? A. 115 B. 170 C. 135 D. 120

A stop sign is in the shape of a regular octagon. what is the measure of each angle on the sign? A. 115 B. 170 C. 135 D. 120
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A stop sign is in the shape of a regular octagon. what is the measure of each angle on the sign?

A. 115
B. 170
C. 135
D. 120

A stop sign is in the shape of a regular octagon. what is the measure of each angle-example-1
asked
User Adnan Ahmad
by
8.7k points

2 Answers

1 vote

Hi !!

The answer is C, 135, if you need help with any other questions please ask !!.

answered
User Johankj
by
8.0k points
3 votes
To calculate the angles inside a regular octagon, you have to use the formula: (number of sides -2) x 180
(n-2) x 180
(8-2) x 180

so 8-2 is 6 and 6 x 180 = 1080
Because all of the angles in a regular octagon are congruent (the same), if you divide 1080 by 8, you will get each angle

= 135
answered
User Douwe Van Der Meij
by
9.0k points
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