Dilation Effects
Authored by Barbara White
Mathematics
8th Grade
CCSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the dimensions of a rectangle with a perimeter of 19 inches are multiplied by five, what will be the new perimeter in inches of the rectangle?
24 feet
95 feet
475 feet
4 feet
Tags
CCSS.7.G.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The area of Rectangle R is 20 in2. What is the area of Rectangle S?
60 in2
180 in2
6.7 in2
2.2 in2
Tags
CCSS.7.G.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A rectangle is dilated by a scale factor of 3/4. What will be the resulting effect on the perimeter?
It will be dilated by a scale factor of 3/4
It will be dilated by a scale factor of 9/16
It will be dilated by scale factor of 4/3
It will be dilated by scale factor of 16/9
Tags
CCSS.8.G.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A regular pentagon has side lengths of 7 inches. It is dilated by a scale factor of 2. What is the resulting perimeter of the pentagon?
14 inches
35 inches
70 inches
140 inches
Tags
CCSS.8.G.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A triangle has a perimeter of 20 cm. It is dilated by a scale factor of 4/5. What is the perimeter of the dilation?
16 cm
25 cm
48 cm
75 cm
Tags
CCSS.7.G.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A rectangle is dilated by a scale factor of 3. What will be the resulting effect on the area?
It will be dilated by scale factor of 3
It will be dilated by a scale factor of 9
There will be no effect on the area
It will be dilated by 1/3
Tags
CCSS.7.G.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A circle has an area of of 32 ft2. A scale factor of 3/4 is applied to the dimensions of the circle to create a dilation of the original circle. What is the area of the dilated image?
24 ft2
18 ft2
4 ft2
12 ft2
Tags
CCSS.7.G.A.1
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