A road sign is in the shape of a regular decagon. What is the measure of each angle on the sign?

1 Answer
Aug 4, 2017

See below

m/_=144^o

Explanation:

the formula to find the measure of the interior angles of a regular polygon is

m/_=[(n-2)*180]/n" " where n= the number of sides

A decagon has 10 sides so n=10

m/_=[(10-2)*180]/10

m/_=[(8)*180]/10

m/_=1440/10

m/_=144^o