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A regular pentagon has a perimeter of 40cm what is the measure of its central angle
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A regular pentagon has a perimeter of 40cm what is the measure of its central angle

User Anish Muthali
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1 Answer

10 votes
each side will be 40/5=8.
The sum of all of the interior angles can be found using the formula S = (n - 2)*180
=(5-2) *180
=3*180
=540
User Rahul Paru
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