Dilations & Similar Triangles

Dilations & Similar Triangles

9th - 10th Grade

15 Qs

quiz-placeholder

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Dilations & Similar Triangles

Dilations & Similar Triangles

Assessment

Quiz

Mathematics

9th - 10th Grade

Medium

CCSS.8.G.A.3, TEKS.MATH.G.3A, CCSS.HSG.SRT.A.2

+3

Standards-aligned

Created by

Anna Bartels

Used 84+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)
A'(9,9) B'(18,18) C'(27,9)
A'(6,6) B'(9,9) C'(12,6)
A'(0,0) B'(3,3) C'(6,0)
A'(1,1) B'(2,2) C'(3,1)

Tags

CCSS.8.G.A.3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A dilation always produces a similar figure. Similar figures have the same ______ but different ______. 
measure; shapes
sizes; shapes
value; measures
shape; sizes

Tags

TEKS.MATH.G.3A

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Determine the correct algebraic representation of the similar figures

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

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

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

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

Tags

TEKS.MATH.8.10C

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Determine the correct algebraic representation of the similar figures shown.

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

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

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

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

Tags

TEKS.MATH.8.10C

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which must be true of a scale factor of a dilation if the image is smaller that the pre-image?

The scale factor is positive

The scale factor is greater than 1

The scale factor is between 0 and 1

The scale factor is negative

Tags

TEKS.MATH.G.3A

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
Find missing side
5
7
9
11

Tags

TEKS.MATH.7.5C

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

The pair of figures are similar. Find the missing side.

x = 12

x = 3

x = 40

x = 4

Tags

CCSS.HSG.SRT.A.2

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