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

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Answer 1 · 2017-08-04T21:15:00

See below

#m/_=144^o#

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#