A geometry problem by Lovelykelly Oracion
Geometry
Level
pending
Determine the perimeter of a regular polygon whose one side measures 7.5 cm and each central angle is 18 desgrees.
The answer is 150.
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1 solution
here the no. of sides= 360/18= 20
since the regular polygon has each side of same length, the length of every side is 7.5 cm ;
so, perimeter= product of no. of sides and length of each side= 20 * 7.5= 150 cm