The __________ is the ratio of a length of the image to the corresponding length on the original figure.
reduction
enlargement
scale factor
center of dilation
3. Multiple Choice
1.5 minutes
1 pt
On a map, the distance between two towns in 2.6 cm. The scale of the map is 1 cm:50 km. What is the actual distance between the two towns?
100 km
130 km
70 km
150 km
4. Multiple Choice
15 minutes
1 pt
A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.
7 in
9 in
12 in
14 in
5. Multiple Choice
1 minute
1 pt
Two objects that are the same shape but not the same size are _______.
Congruent
Vertical
Similar
Complementary
6. Multiple Choice
1 minute
1 pt
All angles in similar figures are congruent.
True
False
7. Multiple Choice
3 minutes
1 pt
Find missing side
5
7
9
11
8. Multiple Choice
2 minutes
1 pt
Are the following similar? Why or why not?
Yes
No, the corresponding angles are not equal.
No, the ratios of the corresponding sides are not equal.
9. Multiple Choice
3 minutes
1 pt
The pair of figures is similar. Find the missing side.
x = 9
x = 28
x = 7
x = 63
10. Multiple Choice
5 minutes
1 pt
To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree. How tall is the tree?
144 feet
72 feet
36 feet
11. Multiple Choice
3 minutes
1 pt
Are the following similar? Why or why not?
Yes
No, the corresponding angles are not equal.
No, the ratios of the corresponding sides are not equal.
12. Multiple Choice
3 minutes
1 pt
A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.
7 in
9 in
12 in
14 in
13. Multiple Choice
2 minutes
1 pt
The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?
12 feet
16 feet
10 feet
4 feet
14. Multiple Choice
2 minutes
1 pt
A flagpole is 1 in.= 4 ft. If the pole measures 12 inches, how tall is the actual pole?
16 feet
3 feet
48 feet
9 feet
15. Multiple Choice
1 minute
1 pt
A blueprint was using a scale of 3cm=4.5m. Find the actual length if it is 5cm on the drawing.
7.5
13.5
1.5
1.7
16. Multiple Choice
2 minutes
1 pt
A scale drawing of a house shows 9cm ×10cm. If 6cm=12 ft, what are the actual dimensions?
9ft x 10ft
1ft x 2ft
12ft x 6ft
18ft x 20ft
17. Multiple Choice
2 minutes
1 pt
If the actual dimensions of the kitchen are 24 ft. by 24 ft., what is the scale of the drawing?
1cm : 9ft
1cm : 8ft
4cm : 1ft
1cm : 4ft
18. Multiple Choice
5 minutes
1 pt
Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?
14 in
7 in
42 in
56 in
19. Multiple Choice
15 minutes
1 pt
The distance from Point A to Point B on a scale drawing is 6 cm. If the scale is 1cm : 10m. What is the actual distance from A to B?
6 m
10 m
18 m
60 m
20. Multiple Choice
1 minute
1 pt
The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?