 Similarity/Scale Factor
2 years ago
jkirk
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Practice 12 QuestionsShow answers
• Question 1
30 seconds
Q. Two objects that are the same shape but not the same size are _______.
Congruent
Vertical
Similar
Complementary
• Question 2
45 seconds
Q. If the scale factor is greater than one, the new figure will be
a reduction
an enlargement
a scale
not proportional
• Question 3
180 seconds Q. The pair of figures is similar. Find the missing side.
x = 20
x = 12
x = 5
x = 4
• Question 4
180 seconds Q. Find missing side
5
7
9
11
• Question 5
180 seconds Q. 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
• Question 6
300 seconds
Q. Gwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?
3 in
2 in.
4 in
1 in
• Question 7
180 seconds
Q. Matching sides are called
Corresponding Sides
Corresponding Angles
The Same
Congruent Sides
• Question 8
45 seconds Q. What is the scale factor if the triangle on the left is the original?
2
3/2
2/3
1/2
• Question 9
45 seconds
Q. If the scale factor is less than one, the new figure will be
an enlargement
a reduction
a scale factor
bigger
• Question 10
180 seconds
Q. Pedro and his friends are visiting chocolate shops in Fairview. They take a cab from one chocolate shop to another. On a map, the two are separated by 3 centimeters. If the scale of the map is 1 centimeter = 2 kilometers, then what is the actual distance between the two chocolate shops?
____ = ____
1/2 kilometer
1.5 kilometers
6 kilometers
3 kilometers
• Question 11
30 seconds Q. What is the scale factor?
4
.25
5
6
• Question 12
900 seconds Q. Find the perimeter of the large triangle.