Answer:
the ratio is 1:50 i don't see anymore ratio underneath
Step-by-step explanation:
Answer:

Step-by-step explanation:

here,
a = 1,
b = k
c = 9
now,


Answer:
average acceleration a=change in velocity / time it took to get to velocity
a=(45-0)mph / 2s = 22.5 mph/hr/s
Step-by-step explanation:
1. x midpoint: (-9+4)/(2) = -2
2. y midpoint: (3+7)/(2) = 5
3. The midpoint is (-2,5)