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SCALE FACTOR QUIZ

Total questions: 37

Worksheet time: 2hrs 51mins

Name
Class
Date
1.
_________ ________ is the number you multiply by the sides to create a similar figure.
a)
Scale Factor
b)
Corresponding Angle
c)
Pi
d)
Mid Point
2.
Sides that are in the same position in a different shape are called
a)
Corresponding Sides
b)
Corresponding Angles
c)
The Same
d)
Congruent Sides
3.
Which side length corresponds with EF?
a)
ML
b)
LM
c)
OL
d)
EH
4.
Which angle corresponds with angle H?
a)
F
b)
L
c)
E
d)
O
5.
What is the scale factor from the small shape to the big shape?
a)
1/2
b)
7/3
c)
2
d)
10/3
6.
Two objects that are the same shape but not the same size are _______.
a)
Congruent
b)
Vertical
c)
Similar
d)
Complementary 
7.
Are the following similar? Why or why not?
a)
Yes, because the corresponding angles are congruent.
b)
No, the numbers are even
c)
No, the sides are 2 times larger, but the width is the same.
8.
When you use a percent that is less than 100% to change the original, what is true about the new image?
a)
The new image is larger than the original.
b)
The new image is smaller than the original.
c)
The new image is the same size as the original.
d)
No one knows for sure what will happen.
9.
What is the scale factor from the smaller quadrilateral to the larger?
a)
scale factor = 4
b)
scale factor = 10
c)
scale factor = 3
d)
scale factor = 2
10.
Which side corresponds to side FE?
a)
GH
b)
ML
c)
NO
d)
EH
11.
What is the scale factor from shape A to shape B?
a)
1
b)
2
c)
3
d)
4
12.
What is the scale factor from the large triangle to the small triangle?
a)
1/2
b)
2/3
c)
3/4
d)
2
13.
What is the scale factor from ΔDEF to ΔABC?
a)
1/2
b)
7/3
c)
2
d)
10/3
14.
If a Scale Factor if greater than 1, then your figure gets...
a)
Smaller
b)
Bigger
c)
Does not change
15.
The two rectangles are scale drawings. What is the measurement of x?
a)
21
b)
1.25
c)
20
d)
4
16.
What is the scale factor from ABCD to MNOP?
a)
2/3
b)
3/2
c)
2
d)
3
17.
a)
0.25
b)
0.5
c)
2
d)
1/2
18.

What is the scale factor from ABC to DEF?

a)

2

b)

3/2

c)

2/3

d)

1/2

19.
All corresponding angles are congruent in similar figures.
a)
True
b)
False
20.

If you want to find the scale factor from one figure to another, which formula should you use?

a)

Copy/Original

b)

Model/Actual

c)

Both

21.
Which side length corresponds with EF?
a)
ML
b)
LM
c)
OL
d)
EH
22.
A scale drawing that measures 8 units wide and an original that measures 4 units wide has a scale factor of...
a)
2:1
b)
8:1
c)
bigger
d)
1:2
23.
Find missing side
a)
5
b)
7
c)
9
d)
11
24.
The pair of figures is similar. Find the missing side.
a)
x = 12
b)
x = 3
c)
x = 40
d)
x = 4
25.
If the scale factor is 4, what is the measurement of x?
a)
20 m
b)
24 m
c)
16 m
d)
4 m
26.

Which side length on the scaled copy corresponds to the side length HJ on the original image?

a)

AB

b)

BC

c)

AC

27.
Line CB corresponds with what line? 
a)
SR
b)
PQ
c)
SP
d)
RQ
28.

Is Figure B a scaled copy of Figure A?

a)

Yes

b)

No

29.

What is the scale factor from the small fry to the large fry?

a)

1/3

b)

48

c)

4

d)

3

30.

If the scale factor is less than one, the copy is...

a)

bigger

b)

smaller

c)

the same

31.

If the scale factor is equal to 1, the copy is ________ the original.

a)

the same as

b)

smaller than

c)

bigger than

32.

Scale factors that are opposites from A to B and B to A are __________.

a)

reciprocals

b)

identical

33.
Amanda made a scale drawing of a square garden, which has a side length of 25 feet. She used the scale 2 inches = 5 feet.

What will be the area of the scale drawing?
a)
10 in²
b)
25 in²
c)
100 in²
d)
484 in²
34.
On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.

What scale was used to create the map?
a)
42 inches = 1 mile
b)
1 inch = 42 miles
c)
40 inches = 1 mile
d)

1 inch = 40 miles
35.

A flagpole uses a scale of 1 inch = 4 feet.

If the pole measures 12 inches, how tall is the actual pole?

a)

16 feet

b)

3 feet

c)

48 feet

d)

9 feet

36.
A model is built to a scale of 1 ft ∶ 10 ft. If a model airplane is 3 feet long, how long is the actual plane?
a)
13 ft
b)
30 ft
c)
3 ⅓
37.
Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?
a)
14 in 
b)
7 in
c)
42 in
d)
56 in