### Home > GC > Chapter 8 > Lesson 8.1.1 > Problem8-9

8-9.

Steven has 100 congruent triangles that each has an angle measuring $15^{\large \circ }$. How many triangles would he need to use to make a pinwheel? Explain how you found your answer.

How many times does $15^{\large \circ }$ go into $360^{\large \circ }$?