Dilation

Dilation

Assessment

Flashcard

Mathematics

8th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of Dilation in geometry?

Back

Dilation means to enlarge or reduce a figure based on a scale factor.

2.

FLASHCARD QUESTION

Front

What is a scale factor in the context of dilation?

Back

A scale factor is a number that scales, or multiplies, the dimensions of a figure during dilation.

3.

FLASHCARD QUESTION

Front

What does a scale factor of less than one indicate?

Back

A scale factor of less than one indicates that the image will be a reduction of the pre-image.

4.

FLASHCARD QUESTION

Front

What does a scale factor of greater than one indicate?

Back

A scale factor of greater than one indicates that the image will be an enlargement of the pre-image.

5.

FLASHCARD QUESTION

Front

What is the term for the figure before a transformation occurs?

Back

The term is 'pre-image'.

6.

FLASHCARD QUESTION

Front

If a point B is dilated by a scale factor of 3, what is the new position of point B if it was originally at (0, 4)?

Back

The new position of point B would be (0, 12).

7.

FLASHCARD QUESTION

Front

How do you calculate the coordinates of a dilated point?

Back

To calculate the coordinates of a dilated point, multiply the original coordinates by the scale factor.

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