Have an account?
Skip to Content
Build your own quiz
20 questions
Show Answers
See Preview
- 1. Multiple Choice
What is Dilation?
Dilation means to enlarge or reduce a shape
Dilation means to flip over a line
Dilation means two figures that look alike
Dilation means to make a shape smaller
- 2. Multiple Choice
A triangle has vertices with coordinates A(2,0), B(3, -1) and C(-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of C'?
(1,-2)
(-6,-15)
(-2/3,-5/3)
(-5,-8)
- 3. Multiple Choice
Are these two figures congruent, similar or neither?
Congruent
Neither
Similar
- 4. Multiple Choice
State the coordinate of the image of point B (-10,-6) after a dilation with a scale factor of 1/2.
(5,3)
(20,12)
(-20,-12)
(-5,-3)
- 5. Multiple Choice
Choose the correct scale factor:
2.5
1.5
3.5
4
- 6. Multiple Choice
If two figures are similar, the corresponding angles are...
Congruent
Supplementary
Proportional
Different
- 7. Multiple ChoiceHow does a dilation change the angles of a polygon?It changes by the scale factor.Dilations do not change the angles.It is impossible to answer this question. The angles change unpredictably.The angles all change to larger angles.
- 8. Multiple ChoiceIf two figures are similar, the corresponding sides are ______________.equalcongruentproportionalnone of these
- 9. Multiple Choice
The two triangles are similar. Solve for X.
2 ft3 ft4 ft6 ft - 10. Multiple Choice
Tell whether the two figures are congruent or similar.
Congruent, because their sides are the same.
Congruent, because their sides are proportional.
Similar, because their sides are the same.
Similar, because their sides are proportional.
They are not congruent or similar.
- 11. Multiple Choice
Tell whether the two figures are congruent or similar.
Congruent, because their sides are the same.
Congruent, because their sides are proportional.
Similar, because their sides are the same.
Similar, because their sides are proportional.
They are neither congruent or similar.
- 12. Multiple Choice
A ~ B. What is the scale factor of the dilation of A to B?
3
4
- 13. Multiple ChoiceWhat is the scale factor from triangle ABC to triangle DEF?1/27/32/110/3
- 14. Multiple Choice
ABC ~ XYZ. What is the scale factor of the dilation of ABC to XYZ?
2
3
- 15. Multiple ChoiceWhat is the scale factor from ABCD to MNOP?2/33/223
- 16. Multiple Choice
Find the slope of the line using slope triangles
A
B
C
D
- 17. Multiple Choice
Find the slope of the line using slope triangles
A
B
C
D
- 18. Multiple Choice
Find the slope of the line using slope triangles
A
B
C
D
- 19. Multiple Choice
Find the slope of the line using slope triangles
A
B
C
D
- 20. Multiple Choice
Find the slope of the line using slope triangles
A
B
C
D
- Answer choicesTagsAnswer choicesTags