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Module 3 Lesson 18.notebook
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AIM: More Problems on Area and Circumference
Do NowLesson 17 Exit Ticket
2/10/14 Homework:
Problem Set 18 #1, 3, 5, 6, 8
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height
radius
base
diameter circle
rectangle
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Homework Answers
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Homework Answers
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Homework Answers
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Discussion: How would you find the area of the figure below?
4 cm
2 cm
3 cm
7 cm
2 cm
4 cm
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Marjorie is designing a new set of placemats for her dining room table. She sketched a drawing of the placemat on graph paper. The diagram represents the area of the placemat consisting of a rectangle and two semicircles at either end. Each square on the grid measures 4 inches in length.
Find the area of the entire placemat. Explain your thinking regarding the solution to this problem.
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Example
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SMART Document Camera
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Closing:How do you find the area of a shape that is composed of several different shapes?
