
Changing Dimensions Practice - 3.4 1B
Quiz
•
Mathematics
•
10th Grade
•
Hard
+4
Standards-aligned
Natalie Dominguez
Used 1+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the scale factor of the sides of two similar figures is r, how many times bigger is the area?
r
r2
r3
2r
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the scale factor of the sides of two similar figures is r, how many times bigger is the perimeter?
r2
r3
2r
r
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rectangle A (enlarged figure) has an area of 180 square cm and Rectangle B (original image) has an area of 20 square cm. The two rectangles are similar. What is the scale factor of their perimeters?
9
3
2
1
Tags
CCSS.7.G.A.1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rectangle A (enlarged figure) has an area of 180 square cm and Rectangle B (original image) has an area of 20 square cm. The two rectangles are similar. What is the ratio of areas?
9
3
2
1
Tags
CCSS.7.G.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many times bigger is the area of the red parallelogram (the enlarged image) than the blue parallelogram (original image)?
11/6
6/11
121/36
36/121
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the missing perimeter.
15
20
25
30
Tags
CCSS.7.G.A.1
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the missing area.
0
12
24
30
Tags
CCSS.7.G.B.6
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