Question

How many sides does a regular polygon have it the measure of an exterior
angle is 40​

Answer 1

Answer:

9 sides

Step-by-step explanation:

Answer 2

Nine sides

Sum of all external (exterior) angles of a regular polygon=360°

If measure of one angle = 40°

•°• No. of sides

$= \frac{360°}{40°} = 9$

Hence, there are 9 sides.

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