The diameter of a circle is dilated by a scale factor of 0.6, what will be the effect on the circle's circumference?

The circumference will be 0.6 times as large

The circumference will be 0.3 times as large

The circumference will be 0.36 times as large

The circumference will be 1.88 times as large

A figure is going to be dilated by a scale factor of 3.5. Which of the following describes the effect of the dilation on the area of the figure?

The area will change by a factor of 12.25.

The area will change by a factor of 3.5.

The area will change by a factor of 7.

The area will change by a factor of 49.

A figure has a perimeter of 40 units and an area of 100 units 2 . Which of the following describes the new perimeter and area after the figure is dilated by a scale factor of 3/5?

Perimeter = 24 units; Area = 36 units 2

Perimeter = 24 units; Area = 60 units 2

Perimeter = 14.4 units; Area = 36 units 2

Perimeter = 24 units; Area = 120 units 2

A rectangular paper diploma is mounted in a frame similar in shape. Each dimension of the frame is 1.2 times the corresponding dimension of the diploma. Which of the following is correct?

The perimeter of the framed diploma is 1.2 times the perimeter of the diploma.

The area of the framed diploma is 1.2 times the area of the diploma.

The area of the framed diploma is 2.4 times the area of the diploma.

The perimeter of the framed diploma is 4.8 times the perimeter of the diploma.

Dilation Effects

Quiz

•

Mathematics

•

8th Grade

•

Practice Problem

•

Hard

•

CCSS

7.G.A.1, 8.G.A.3

Standards-aligned

Barbara White

FREE Resource

13 questions

Show all answers

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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Dilation Effects

13 questions

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?

The area of Rectangle R is 20 in². What is the area of Rectangle S?

A rectangle is dilated by a scale factor of 3/4. What will be the resulting effect on the perimeter?

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?

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?

A rectangle is dilated by a scale factor of 3. What will be the resulting effect on the area?

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?

A square with an area of 144 cm² is dilated using a scale factor of 5/6. What is the area of the resulting image?

The diameter of a circle is dilated by a scale factor of 0.6, what will be the effect on the circle's circumference?

Triangle A is similar to triangle B. A scale factor of 4/3 is applied to the length of the legs of triangle A to create triangle B. What is the area of triangle B?

Create a free account and access millions of resources

Similar Resources on Wayground

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Discover more resources for Mathematics

Dilation Effects

13 questions

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?

The area of Rectangle R is 20 in2. What is the area of Rectangle S?

A rectangle is dilated by a scale factor of 3/4. What will be the resulting effect on the perimeter?

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?

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?

A rectangle is dilated by a scale factor of 3. What will be the resulting effect on the area?

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?

A square with an area of 144 cm2 is dilated using a scale factor of 5/6. What is the area of the resulting image?

The diameter of a circle is dilated by a scale factor of 0.6, what will be the effect on the circle's circumference?

Triangle A is similar to triangle B. A scale factor of 4/3 is applied to the length of the legs of triangle A to create triangle B. What is the area of triangle B?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

The area of Rectangle R is 20 in². What is the area of Rectangle S?

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?

A square with an area of 144 cm² is dilated using a scale factor of 5/6. What is the area of the resulting image?