Answer:
r=9
Step-by-step explanation:
45/360=1/8
1/8*2=2/8
2/8=1/4
1/4*pi*r=(9pi)/4
Divide both sides by 1/4 (the fours cancel each other out)
Pi*r=9*pi
Pi cancels each other out
R=9
Hope this helps
Answer: 16 5/8
Step-by-step explanation:
3 1/2 = 7/2
4 3/4 = 19/4
7/2 * 19/4 = 133/8 or 16 5/8
They should be 54 students who know how to salsa
Step-by-step explanation: