Question

. Is it possible to have a regular polygon each of whose exterior angle is 90 degree?

Answer 1

Step-by-step explanation:

Hence it is not possible to have a regular polygon whose each exterior angle is of 80°. ... Hence it is possible to have a regular polygon whose each exterior angle is 40% of a right angle.

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Answer 2

Answer:

Question 290826: If each exterior angle of a regular polygon measures 90 degrees how many sides does the polygon have? Sum of exterior angles is 360 degrees. if each angle is 90 there must be 4 sides.