### Home > GC > Chapter 7 > Lesson 7.1.4 > Problem 7-39

7-39.

Felipe set his hinged mirror so that its angle was

How many sides did his resulting polygon have? Show how you know.

How many times does

go into ? Since

, his regular polygon will have sides. What is another name for this polygon?

See the Math Notes box in Lesson 7.1.4 on regular polygons.