DILATIONS

DILATIONS

Assessment

Flashcard

Mathematics

10th Grade

Practice Problem

Hard

CCSS
8.G.A.3, HSG.CO.A.5

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a dilation in geometry?

Back

A dilation is a transformation that alters the size of a figure but maintains its shape, defined by a scale factor.

Tags

CCSS.8.G.A.3

2.

FLASHCARD QUESTION

Front

What is the scale factor in a dilation?

Back

The scale factor is a number that describes how much a figure is enlarged or reduced during a dilation.

Tags

CCSS.8.G.A.3

3.

FLASHCARD QUESTION

Front

If a circle has a radius of 5 units and is dilated by a scale factor of 4, what is the new radius?

Back

20 units.

Tags

CCSS.8.G.A.3

4.

FLASHCARD QUESTION

Front

What happens to the coordinates of a point (x, y) when it is dilated by a scale factor of k?

Back

The new coordinates become (kx, ky).

Tags

CCSS.8.G.A.3

5.

FLASHCARD QUESTION

Front

What is the effect of a scale factor less than 1 in a dilation?

Back

It reduces the size of the figure.

Tags

CCSS.8.G.A.3

6.

FLASHCARD QUESTION

Front

What is the effect of a scale factor greater than 1 in a dilation?

Back

It enlarges the size of the figure.

Tags

CCSS.8.G.A.3

7.

FLASHCARD QUESTION

Front

How do you perform a dilation centered at the origin?

Back

Multiply each coordinate of the figure by the scale factor.

Tags

CCSS.8.G.A.3

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?