the slope intercept form would be y
=
4
/5
x-4
Given two points
, the slope of the line passing through the two points is

So, in your case, you have

Answer:

80 is the number in the square root
Step-by-step explanation:

If the rectangle ABCD is similar to rectangle EFGH, side CD is proportional to the side
C. GH
The order of the letters in naming the rectangle gives us which sides are adjacent in rectangle and which sides correspond to the other rectangle.