DILATIONS

DILATIONS

Assessment

Flashcard

Mathematics

10th Grade

Easy

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Wayground Content

Used 1+ times

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a dilation in geometry?

Back

A dilation is a transformation that alters the size of a figure but not its shape, using a scale factor.

2.

FLASHCARD QUESTION

Front

What is a scale factor?

Back

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

3.

FLASHCARD QUESTION

Front

What does it mean if the scale factor is greater than 1?

Back

If the scale factor is greater than 1, the figure is enlarged.

4.

FLASHCARD QUESTION

Front

What does it mean if the scale factor is less than 1?

Back

If the scale factor is less than 1, the figure is reduced.

5.

FLASHCARD QUESTION

Front

If triangle ABC is dilated by a scale factor of 2, what happens to its dimensions?

Back

The dimensions of triangle ABC will double in size.

6.

FLASHCARD QUESTION

Front

How do you determine if a dilation is an enlargement or a reduction?

Back

Compare the scale factor to 1: if > 1, it's an enlargement; if < 1, it's a reduction.

7.

FLASHCARD QUESTION

Front

What is the algebraic representation of a dilation with a scale factor of 1/2?

Back

The algebraic representation is (x, y) --> (0.5x, 0.5y).

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