Students,
when calculating the area of a parallelogram, you must pair up the correct base and height. Use this interactive applet to investigate the area of a parallelogram.

Questions:
1. What is the formula for finding the area of a parallelogram?
2. The base is always one side of the parallelogram. The segment representing the height could lie _________ , _________ or __________ the parallelogram.
3. How can you tell which height corresponds to the base you are using to calculate the area?
4. How many different pair of bases and heights are possible?