C is the centroid of the triangle. 20
F
What is the length of IF?
What is the length of CN?
What is the length of IA?
If AE=51, what is the length of AC?

answer: 1, 3 and 5 are correct

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

b, i believe, but not sure.

c.

step-by-step explanation: