Answer:
Step-by-step explanation:
R=r
Answer:
160
Step-by-step explanation:
N * 0.7 = 112
N = 
2/3= 0.6
3.06 would be the answer I believe.
Hope this Helps!!
Answer:
4
Step-by-step explanation:
750=3.14 × r^2 ×15 you divide 750 by 3.14 then by 15, then you take the square root