# Finding Area by Decomposing & Rearranging

Warmup

Activity #1

`Find Area of a Regular Plane Figure by Counting Enclosed Squares.`

In this activity, you are going to find the area of a figure by counting the squares that are enclosed within the figure. Follow the instructions below.

• Count the enclosed squares in the figure and enter the area below.
• Check theÂ HintÂ box if you need help.â€‹
• Fill in the blank space below.

• Fill in the blank space below.

• Fill in the blank space below.

• Fill in the blank space below.

• Fill in the blank space below.

• Fill in the blank space below.

• Fill in the blank space below.

Activity #2

`Find Area by Decomposing and Rearranging.`

In this activity, you are going to use the applet below to carry out an investigation into the relationship between the formula for the area of a rectangle, and the formula for the area of a parallelogram.

• Pull the slider to the right to create a new figure.â€‹
• Answer the questions that follow.
• Answer the questions below.

Quiz Time

The quiz below can be completed at www.ixl.com. After a trial practice, click on our subscription link in the video, to see how much you’ll save when you signup from our website.