(the length of ). Leave your answer in exact form. That is, do not approximate with a decimal. Explain your method.
across the -axis to create . What type of shape is if the points are connected in order? Determine the area of .
Isosceles trapezoid, the area formula is
Use the eTool below to visualize the problem.
Click the link at right for the full version of the eTool: INT2 7-96 HW eTool