84 square inches divided by 14 inches equals 6
84 divided by 14 = s
Answer:

Step-by-step explanation:
Let the line is
where
is slope and
is
.
The line is parallel to
, slope of both the lines will be same.
Find the slope of 

Slope of line

So the line will be 
It passes through
.

Hence the line is 

You can can copy a line segment by making sure the line is straight