Run: The horizontal distance between two points on a line.

Answer the following
questions about the run of a line.

Enter each answer below and press
TAB to check

Graded Response

a) A line has a vertical increase of 6 units for run
of 1 unit. What is the slope of the line?

a)

b) A line has
a slope of -2. Find the value of x if the line
passes through the points (2, 7) and (x, 1)?

b)

c) A roof is
built using the equation
y = 1/2 x + 15, where y is the vertical distance of
the boards from the ground, and x is the horizontal
distance of the boards. If the roof is symmetrical and
is 5 feet tall, then how many feet wide is the roof?