Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 8: Measure Figures; Lesson 3: Area of Composite Figures

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 8: Measure Figures; Lesson 3: Area of Composite Figures

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Question 10 (request help)
Persevere with Problems Zoe’s mom is carpeting her bedroom and needs to know the amount of floor space. How many square feet of carpeting are needed for the room? If she is also installing baseboards on the bottom of all the walls, how many feet of baseboards are needed?

	\(Area=\)		\(ft^2\)
	\(Perimeter=\)		\(\text{ft}\)

Question 11 (request help)
Persevere with Problems The composite figure shown is made from a rectangle and a triangle. The area of the rectangle is 32 square feet. Find the area and perimeter of the entire figure.

	\(Area=\)		\(ft^2\)
	\(Perimeter=\)		\(ft\)

Question 12 (request help)
Reason Abstractly The side length of the square in the figure at the right is x units. Write expressions that represent the perimeter and area of the figure.
Type below:

Question 13 (request help)
Persevere with Problems In the diagram shown at the right, a 2-foot-wide flower border surrounds the heart-shaped pond. What is the area of the border?

\(A=\)

\(ft^2\)

Question 14 (request help)
What is the area of the composite figure shown at the right. Round to the nearest tenth. Use 3.14 for \(\pi\).
- A. 73.5 square yards
- B. 60 square yards
- C. 58 square yards
- D. 54.2 square yards