12 questions
What are the coordinates of the image of point B, after the segment has been dilated by a scale factor of 3 with a center of dilation at the origin?
(-9,9)
(9,-9)
(-1,1)
(1,-1)
What is the scale factor in the dilation?
2/5
1/2
2
5/2
Which set of ratios could be used to determine if one triangle is a dilation of the other?
What is the scale factor of this dilation?
1/2
2/3
3/4
3/2
Rectangle JKLM is rotated 90° clockwise about the origin. What are the coordinates of J'?
J'(-1, -4)
J'(4, -1)
J'(1, 4)
J'(4, 1)
Julio’s rotation maps point K(–6, 9) to K’(9, 6). Which describes the rotation?
90 degree clockwise rotation
180 degree rotation
90 degree counterclockwise rotation
270 degree clockwise rotation
Which statement correctly describes the diagram?
Triangle B is a reflection of triangle A across the x-axis. Triangle C is not a reflection of triangle A.
Triangle B is a reflection of triangle A across the y-axis. Triangle C is a reflection of triangle A across the line y = x+3.
Triangle B is a reflection of triangle A across the y-axis. Triangle C is not a reflection of triangle A.
Triangle B is a reflection of triangle A across the x-axis. Triangle C is a reflection of triangle A across the line y = x+3.
Triangle XYZ is reflected across the line
(-15, 2)
(-2, 15)
(2, 15)
(-15, -2)
If the triangle on the grid below is translated three units left and nine units down, what are the coordinates of C'?
(-4, -7)
(-4, 2)
(2, -7)
(2, 11)
The triangle on the grid below is translated by using the rule
(-2, 0)
(0, -2)
(5, -7)
(5, -2)
The point A(–1, 4) is translated five units right and three units down. Which rule describes the translation?
Which transformation would transform the shaded figure onto the unshaded figure?
Reflection over the x-axis
Dilation
Reflection over the y-axis
Horizontal translation