Answer:

Step-by-step explanation:
y = mx + b
Let's start with where the line crosses the y axis. We can see it crosses at 5.
So b = 5.
Let's try another point to figure out m, (3,4).
4 = 3m + 5
3m = -1
m = 
Answer:
They are vertical angles
Step-by-step explanation:
They are congruent because they are across from each other over a straight line. They are also called vertical angles.
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y = 7 − x 2 y=7-x2. what are the dimensions of such a rectangle with the greatest possible area?