Question 80
Fill in the blanks to make the statements true.
The number of sides in a regular polygon having the measure of an exterior angle as 72∘ is ___.
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Solution
5
We know that,
the sum of exterior angles of any polygon is 360∘.
The number of sides in a regular polygon =360∘Exteriorangle. ∴ The number of sides in given polygon =360∘72∘=5.