### Possible Answer

The measure of the entire interior of a regular decagon is 1440 degrees. 1440 divided by 10 equals 135 degrees. Therefore, 135 degrees is your final answer. - read more

The formula to figure out the size of the interior angles of a regular polygon is 180(n-2)/n, n is the number of sides the polygon has. Since we are dealing with an octagon, we would do the following steps: 180(8-2)/8 =180(6)/8 =1080/8 =135 degrees So, the interior angles of a regular ... - read more

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