What would be the perimeter of a regular decagon with a side of 9 1/3 m

Perimeter = 10 × 9 1/3 m
since , Decagon have 10 sides
perimeter = 280/3 m

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.