Pre-Algebra Chapter 6 - Ramsey School District
Pre-Algebra Chapter 6 - Ramsey School District
Pre-Algebra Chapter 6 - Ramsey School District
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Guided Practice<br />
GUIDED PRACTICE KEY<br />
Applications<br />
On a map of Pennsylvania, the scale is 1 inch 20 miles. Find the actual<br />
distance for each map distance.<br />
3.<br />
4.<br />
From To Map Distance<br />
Pittsburgh Perryopolis 2 inches<br />
Johnston Homer City 1 3 4 inches<br />
STATUES For Exercises 5 and 6, use the following information.<br />
The Statue of Zeus at Olympia is one of the Seven Wonders of the World.<br />
On a scale model of the statue, the height of Zeus is 8 inches.<br />
5. If the actual height of Zeus is 40 feet, what is the scale of the statue?<br />
6. What is the scale factor?<br />
7. DESIGN An architect is designing a room that is 15 feet long and 10 feet<br />
wide. Construct a scale drawing of the room. Use a scale of 0.5 in. 10 ft.<br />
Practice and Apply<br />
Homework Help<br />
For<br />
Exercises<br />
See<br />
Examples<br />
8–17 1<br />
18, 19 1, 2<br />
20 3<br />
Extra Practice<br />
See page 737.<br />
On a set of architectural drawings for an office building, the scale is<br />
1 2 inch 3 feet. Find the actual length of each room.<br />
8.<br />
9.<br />
10.<br />
11.<br />
12.<br />
13.<br />
14.<br />
15.<br />
Room<br />
Conference Room<br />
Lobby<br />
Mail Room<br />
Library<br />
Copy Room<br />
Storage<br />
Drawing Distance<br />
7 inches<br />
2 inches<br />
2.3 inches<br />
4.1 inches<br />
2.2 inches<br />
1.9 inches<br />
Exercise Room 3 3 4 inches<br />
Cafeteria 8 1 4 inches<br />
16. Refer to Exercises 8–15. What is the scale factor?<br />
17. What is the scale factor if the scale is 8 inches 1 foot?<br />
18. ROLLER COASTERS In a scale model of a roller coaster, the highest hill<br />
has a height of 6 inches. If the actual height of the hill is 210 feet, what is<br />
the scale of the model?<br />
19. INSECTS In an illustration of a honeybee, the<br />
length of the bee is 4.8 centimeters. The actual<br />
size of the honeybee is 1.2 centimeters. What is 4.8 cm<br />
the scale of the drawing?<br />
20. GARDENS A garden is 8 feet wide by 16 feet long. Make a scale drawing<br />
of the garden that has a scale of 1 4 in. 2 ft.<br />
www.pre-alg.com/self_check_quiz<br />
Lesson 6-3 Scale Drawings and Models 279
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