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Dilations: Writing the Rule

Authored by Marli Jorgensen

Mathematics

8th Grade

CCSS covered

Used 80+ times

Dilations: Writing the Rule
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If the scale factor is less than 1, the dilation is...

an enlargement
a translation
a rotation
a reduction

Tags

CCSS.8.G.A.3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If the scale factor is greater than 1, the dilation is...

an enlargement
a rotation
a translation
a reduction

Tags

CCSS.8.G.A.3

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Enlargement or reduction?  Find the scale factor!

It's an enlargement; the scale factor is 1/2.
It's an enlargement; the scale factor is 2.
It's a reduction; the scale factor is 1/2.
It's a reduction; the scale factor is 2.

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following algebraic rules represents a dilation? Select all that apply.

(x, y) --> (3x, 3y)

(x, y) --> (3x, 2y)

(x, y) --> (x - 3, y + 5)

(x, y) --> (0.5x, 0.5y)

(x, y) --> (3x, 0.5y)

Tags

CCSS.HSG.CO.A.2

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following algebraic rules represents a reduction? Select all that apply.

(x, y) --> (3x, 3y)

(x, y) --> (0.5x, 0.5y)

(x, y) --> (0.75x, 0.75y)

(x, y) --> (0.999x, 0.999y)

(x, y) --> (5x, 5y)

Tags

CCSS.8.G.A.3

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following algebraic rules represents an enlargement? Select all that apply.

(x, y) --> (3x, 3y)

(x, y) --> (0.5x, 0.5y)

(x, y) --> (0.75x, 0.75y)

(x, y) --> (0.999x, 0.999y)

(x, y) --> (5x, 5y)

Tags

CCSS.8.G.A.3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Figure S is dilated to create Figure T.  Which could be the scale factor of the dilation?

(x, y)→(2x, 2y)
(x, y)→(1/2 x, 1/2 y)
(x, y)→(3x, 3y)
(x, y)→(4x, 6y)

Tags

CCSS.HSG.CO.A.2

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