WorksheetsDilation review
Total questions: 23
Worksheet time: 42mins
Which figures are similar to the first flower shown? Choose all that apply.
A
B
C
What is the center of dilation?
(-2, -3)
(0, 0)
2
(3, 1)
What is the scale factor?
(0, 0)
(3. -5)
2
1/2
A triangle has vertices at (1, 1), (1, 2), and (3, 2). It is dilated by a scale factor of 3 with the origin as the center of dilation to form a similar triangle. What are the coordinates of the vertices of the image?
. (4, 1), (4, 2), (6, 2)
(1, 4), (1, 5), (3, 5)
. (4, 4), (4, 6), (6, 5)
(3, 3), (3, 6), (9, 6)
Rectangle ABCD is dilated to form rectangle A'B'C'D'. What is the dilation factor? What is the center of dilation? Select all that apply.
dilation factor of 2
dilation factor of 1/ 2
center of dilation (1, 2)
. center of dilation (2, 1)
What is the name of the point from which a dilation is drawn?
the vertex
the corner
the center of dilation
The origin of dilation
What type of transformation is shown?
reflection
reduction dilation
rotation
enlargement dilation
Triangle ABC will be dilated by a scale factor of 1/2. What will be the coordinates of C'?
(-1, -2 1/2)
(12, 6)
(3, -1 1/2)
(0, 1/2)
Choose the correct scale factor:
2.5
1.5
3.5
4
To be exactly equal in size and shape.
Corresponding
Opposite
Similar
Congruent
Triangle ABC is dilated to produce triangle A' B' C' with a scale factor 3/4. Which describes the relationship between the two triangles?
Δ A' B' C' is a enlargement of Δ ABC .
Δ A' B' C' is a mirror image of Δ ABC .
Δ A' B' C' ≅ Δ ABC .
Δ A' B' C' is a reduction of Δ ABC .
The coordinates of triangle ABC are A (-1, 9), B (3, 6) and C (0, 1). Triangle GEF is a dilation of triangle ABC with a scale factor of 1/3. What are the coordinates of triangle GEF?
A(- 1/3 , -1) B(1, 6) C(1/3 , 0)
A(-3, 3) B(9, 2) C(0, 1/3 )
A(- 1/3 , 3) B(1, 2) C(0, 1/3)
A( 1/3 , 3) B(1, 3) C(0,1/3 )
A dilation of 1/2 followed by a reflection across the x-axis
A dilation of 2 followed by a reflection across the y-axis
A dilation of 2 followed by a reflection across the x-axis
A dilation of 1/2 followed by a reflection across the y-axis
When A(3, 6) is under a dilation of 2 what are the coordinates of A'?
(3, 6)
(1.5, 3)
(6, 12)
(12, 6)
What is the image of EFGH using center P and a scale factor of 1/4?
