Respuesta :

Answer:

8 sides.

Step-by-step explanation:

Divide the exterior angle with 360.

360 ÷ 45 = 8

The regular polygon has 8 sides.

Answer:

Step-by-step explanation:

Sum of measures of all angles of a regular polygon = 360 degree

one exterior angle = 45 degree

∴ no of sides = 360/45 = 8 sides

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