Question

Two interior angles of a polygon are right angles and the sum of remaining angles is 720°. Find the number of sides of the polygon. ​

Please solve this question it's urgent.

Answer 1

sum of all angles=180+720

=900

no of sides=900÷90=10

Answer 2

Answer:

Step-by-step explanation:perimeter of a polygon

90*x

720

X= 720\90

=9

Therefore there are 9 sides in that polygon of 90degree each to form an an angle of 720degree