**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.

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