Answer:
The diagonals of a square are perpendicular.
Step-by-step explanation:
Pedro made mistake in step 3.
He supposed to plug in y = 12 into the y in the equation to solve for x
Should be:
-14x - 2(2)=24
-14x - 4 = 24
-14x = 28
x = -2
For Part C) use numbers 1 2 3 4.