Answer:


Step-by-step explanation:
From the question we are told that
Sides difference 
Area difference 
Let first square be A
Let second square be B
Generally the area of a square is mathematically given by
Area of a square
Area of a square

Therefore from the equations above




Therefore
Side of the first square

Side of the second square.

Check answer

Answer:
answer C
Step-by-step explanation:
I had the same test question
The same would be the right one
Start with the point-slope formula shown at the top in red.
Now, substitute your slope and coordinates in the formula.
Then distribute and combine lie terms.
Finally, add 2x to both sides to get your equation in standard form.
Answer:
504 miles
Step-by-step explanation:
Make a proportion
= 
7/12 is 0.5833, so multiply 864 by that to find the number of miles
864(0.5833) = 504