formula for interior angles of a regular convex polygon is 180 * (n-2)/n
A stop sign is an octagon, and has 8 sides
180 * (8-2)/8
180 * 6/8
180 * 3 / 4
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The angle between the part of the street before the STOP sign and the part of the street after the STOP sign is usually a straight angle.
1,080°
if an angle measures 30 then it is acute
the measures of each angle in a dodecogon is 360
An angle that measures 180 degrees would be in a straight line. Therefore, this angle is known as a straight angle.