Answer:
square root 48
Step-by-step explanation:
It is square root 48 because it is between 7 and 8 not exactly if it was exactly 7 and 8 it would be square root 56
First we will calculate the distance AB.

If C is 5/9 of the distance, mathematically speaking that means:

R: The coordonate of C is 15.
Answer:
R1620
Step-by-step explanation:
1620 ×1=1620
1620×2=3240
1620×3=4860
1620×4=6480
1620×5=8100
D is the only one not true
A gain in yards would be positive, therefore the best representation of a gain of five yards would be 5.