Math 8 Testlet 006 - Effect of Dilations, Translations, Rotations, and Reflections 8.GM.A.3
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8 questions
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8.GM.A.3
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8.GM.A.3
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Question 1
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8.GM.A.3
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Question 2
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Question 3
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Question 4
4.
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Question 5
5.
The vertices for two triangles on the coordinate plane are shown:
Triangle MLK: M(–3, 6), L(0, 9), K(3, 3)
Triangle M'L'K': M'(–1, 2), L'(0, 3), K'(1, 1)
Which transformation maps triangle MLK onto triangle M'L'K'?
Question 6
6.
Casey performs a transformation on a pentagon graphed on a coordinate plane using a dilation with a scale factor of 4 centered at the origin. What should Casey do to determine the coordinates of the image?
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Question 7
7.
Rectangle ABCD is shown on the coordinate plane.
Rectangle ABCD is dilated by a scale factor of 2 centered at the origin to create rectangle A'B'C'D'. What are the coordinates of point B'? (_______ ,_______ )
8.GM.A.3
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Question 8
8.
Rectangle ABCD is shown on the coordinate plane.
A dilation centered at the origin is applied to rectangle ABCD. After the dilation, the image of point A is at
(-6, 3).
What is the scale factor used to create the image of rectangle ABCD?
8.GM.A.3
Quadrilateral ABCD is dilated by a scale factor centered at the origin to create quadrilateral A'B'C'D' as shown on the coordinate plane.
What is the scale factor of the dilation?
-2
2
-\frac{1}{2}
Rectangle JKLM is shown on the coordinate plane.
Rectangle JKLM is reflected over the y-axis to create J'K'L'M'. What are the coordinates for point K'?
(3, 2)
(–3, –2)
(2, 3)
Rectangle ABCD and its image, rectangle A'B'C'D', are shown on the coordinate plane.
Which transformation can be used to map rectangle ABCD to rectangle A'B'C'D'?
A reflection across the y-axis
A reflection across the x-axis
A 270° rotation clockwise about the origin
Polygon ABCD is shown on the coordinate plane.
Polygon ABCD is translated 4 units up and 2 units to the left to create polygon A'B'C'D'. What are the coordinates of point B'?
(1, 2)
(3, –4)
(–5, 0)
a dilation with a scale factor of 3 centered at the origin
