Dilations Coordinate Plane

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.
(5,3)
(20,12)
(-20,-12)
(-5,-3)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quadrilateral ABCD was dilated with the origin as the center of dilation to create quadrilateral A'B'C'D'. Which rule best represents the dilation that was applied to quadrilateral ABCD to create quadrilateral A'B'C'D'?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The center of dilation is important because
it's the location from which the dilation occurs.
All of the corresponding points of the image and pre image are on the lines radiating from the Center of Dilation.
it's a fixed point on the plane about which all points are expanded or contracted.
All of the above
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A triangle has vertices with coordinates (2,0), (3, -1) and (-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 the vertices of the image?
(5,3), (6,2), (1,-2)
(6,0), (9,-3), (-6,-15)
(2/3,0), (1,-1/3), (-2/3,-5/3)
(-1,-3), (0,-4), (-5,-8)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the image show a Dilation?
Yes
No
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
(x, y) --> (x+4, y)
(x, y) --> (2x, 2y)
(x, y) --> (0.3x, 0.3y)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the image show a Dilation?
Yes
No
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