39
QuizMultiple Choice

Area of Triangles and Parallelograms — Cumulative exam

Question 39 • (OC27) GEO-1206310-S2-Degele-VOL7006P

A regular polygon has possible angles of rotational symmetry of 20°, 40°, and 80°. How many sides does the polygon have?

Answer
A
10
B
12
C
18
D
20
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