Question

How many sides does a regular polygon have if each of its measure of an exterior angle is 90 ° ?​

Answer 1

Step-by-step explanation:

4 sides

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Answer 2

Given:

Exterior angle = 90°

To Find:

Number of sides the regular polygon has

Solution:

We Know,

Sides = 360° / exterior angle

Sides = 360° / 90°

Sides = 4

It will be either square or a rectangle.

So, the number of sides the regular polygon has = 4.