Find the equation of
Identify the slope and y-intercept from the graph and use the equation
to write the equation of the line.
Find the area and perimeter of
The area of a triangle is
Find the length of the hypotenuse by using the given leg lengths and the Pythagorean Theorem.
Write an equation of the line through
that is perpendicular to .
The slope of a perpendicular line is negative the reciprocal of the original line.