This document contains a basic skills quiz with 5 math problems, followed by an anticipatory set asking students to explain how to find the area of a shaded region and calculate the area. It then provides 3 word problems involving finding the area of shaded regions within different shapes. Students are instructed to create their own shaded area problem to trade with a partner before leaving class.

1. AIM: Shaded Area
Problems
Do Now
Basic Skills Quiz #12
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2. Basic Skills Quiz #12
1.) Evaluate the following and write your answer in simplest form.
2
3 2
3
2.) Add.
21.97 + 3.631
3.) Solve the following equation.
-3x - 9 = -18
4.) What is 15% of 80?
5.) Round the following to the nearest whole number.
168.1368
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3. 3

4. 4

5. Anticipatory Set
Answer the following questions in complete sentences.
Below is a scale picture of my circular pool and the tiles that
border the pool. The tiles are the shaded region. (1 inch =
4 feet)
5
in 3 in
1.) Explain how you would find the area of the shaded region.
2.) Find the area of the shaded region.
5

6. 1
Find the area of the shaded region. Include units and
round to the nearest tenth for your final answer.
8m
10 m
6

7. 2
Find the area of the shaded region. Include units and
round to the nearest tenth for your final answer.
25
cm
20 cm
15 cm
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8. 3
Find the area of the shaded region. Include units and
round to the nearest tenth for your final answer.
18 m
8

9. BEFORE YOU LEAVE
Trade A Problem
Create a shaded area problem with your
partner. When instructed, you will
switch with another partnership and
complete their problem.
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10. Mr. Tjersland's Math 7
Homework: Homework Sheet
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