Lesson 10: Practice Problems
Problem 1
Here is a rectangle.
![A rectangle divided into 3 sections. The height is a and the widths are 2, 3, and 4.](../../../../../../embeds/0b0676d6--6.6.B5.PP.Image.New.0505.png)
Explain why the area of the large rectangle is
. Explain why the area of the large rectangle is
.
Problem 2
Is the area of the shaded rectangle
Explain how you know.
![A rectangle with a shaded blue part. The entire width is m and the white segment is 2. The height is 6.](../../../../../../embeds/11f77465--6.6.B5.PP.Image.New.0606.png)
Problem 3
Choose the expressions that do not represent the total area of the rectangle. Select all that apply.
![A rectangle partitioned by a vertical line segment into two smaller rectangles. the vertical side is labeled t and the top horizontal side lengths are labeled 5 and 4.](../../../../../../embeds/a3314985--6.6.B.PP.Image.03.png)
Problem 4 From Unit 6 Lesson 9
Evaluate each expression mentally.
Problem 5 From Unit 6 Lesson 8
Select all the expressions that are equivalent to
Problem 6 From Unit 6 Lesson 4
Solve each equation. Show your reasoning.
Problem 7 From Unit 6 Lesson 2
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