Dilations Centered at the Origin
Authored by Barbara White
Mathematics
10th - 12th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. Suppose segment 𝑊𝑍̅ is on a coordinate plane located at 𝑊(−3,5) and 𝑍(1,1). Under a dilation centered at the origin, segment 𝑊𝑍̅ becomes segment 𝑊′𝑍′ with coordinates
𝑊′(−12,20) and 𝑍′(4,4). What is the scale factor for this dilation?
Tags
CCSS.8.G.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an image is dilated using the following scale factor with the center at the origin, k =1?
It stays the same size
Reduction
Enlargement
No image (the shape will disappear)
Tags
CCSS.8.G.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It stays the same size
Reduction
Enlargement
No image (the shape will disappear)
Tags
CCSS.8.G.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It stays the same size
Reduction
Enlargement
No image (the shape will disappear)
Tags
CCSS.8.G.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an image is dilated using the following scale factor with the center at the origin, k=0?
It stays the same size
Reduction
Enargement
No image (the shape will disappear)
Tags
CCSS.8.G.A.3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Under a dilation of scale factor 2 centered at the origin, segment SM becomes segment TP. Determine the coordinates of segment TP.
T (4, 1), P (2, 3)
T (-4, -1), P (-2, -3)
T (16, 4), P (8, 12)
T (-16, -4), P (-8, -12)
Tags
CCSS.8.G.A.3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A' (-75, 25), B' (0, -50)
A' (-3, 1) B' (0, -2)
Tags
CCSS.8.G.A.3
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