. The number of sides of two regular polygons are as 5:4 and the difference between theangles is 9°. Find the number of sides of the polygons.
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Step-by-step explanation:
The difference between the corresponding exterior angles is 9 degs. So, the numbers of sides are 2*4 = 8 and 2*5 = 10. Answer. The regular polygons are octagon (8 sides) and decagon (10 sides).
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