Question
If one of the interior angles of a pentagon has a measure of 48 degrees, what is the average measure of the pentagon's other interior angles ?
Answers
Reiny
sum of interior angles of a pentagon = 180(5-2) = 540
one is 48, so the remaining 4 have a sum of 492
average of remaining 4 angles = 492/4 = 123°
one is 48, so the remaining 4 have a sum of 492
average of remaining 4 angles = 492/4 = 123°