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OpenStudy (ffasinger):
If a regular polygon has exterior angles that measure 40 each, how many sides does the polygon have? A. 10 B. 9 C. 6 D. 8 If a regular polygon has exterior angles that measure 40 each, how many sides does the polygon have? A. 10 B. 9 C. 6 D. 8
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OpenStudy (mathstudent55):
The sum of the exterior angles of a polygon, one per vertex, is 360 degrees.
OpenStudy (ffasinger):
k so
OpenStudy (mathstudent55):
If the sum is 360 deg, and all angles are 40 deg, how many 40-degree angles will add to 360 deg?
OpenStudy (ffasinger):
9?
OpenStudy (ffasinger):
@mathstudent55
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OpenStudy (mathstudent55):
Correct. 360/40 = 9 9 sides
OpenStudy (ffasinger):
thanks
OpenStudy (mathstudent55):
yw
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