Math Problem Statement
Find the exterior angle for a regular polygon with 9 sides.
أوجد قياس الزاوية الخارجية لمضلع منتظم ذي 9 أضلاع
A.
40°
B.
30°
C.
20°
D.
10°
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Polygons
Formulas
Exterior Angle of a Regular Polygon: 360° / n
Theorems
-
Suitable Grade Level
Grades 7-9