Unit Test — Unit test Answers
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21
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Read the proof.Given: AB ∥ DEProve: △ACB ~ △DCE
A
AA similarity theorem.B
SSS similarity theorem.C
AAS similarity theorem.D
ASA similarity theorem.22
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Point P is the center of dilation. Triangle A B C is dilated to create triangle A prime B prime C prime. The length of P A is 2 and the length of P B is 3. The Length of A A prime is 4 and the length of B B prime is 5.
A
Yes, it is an enlargement with a scale factor of 3.B
Yes, it is an enlargement with a scale factor of .
C
No, it is not a dilation because the points of the image are not moved away from the center of dilation proportionally.D
No, it is not a dilation because the sides of the image are proportionally reduced from the pre-image.23
On a coordinate plane, a line is drawn from point A to point B. Point A is at (9, negative 8) and point B is at (negative 6, 7).
A
(2, –1)B
(4, –3)C
(–1, 2)D
(3, –2)24
On a coordinate plane, a line is drawn from Rock to Tree. The x- and y-axes are labeled feet. Rock is at (3, 2) and Tree is at (16, 21).
A
(11.4, 14.2)B
(7.6, 8.8)C
(5.7, 7.5)D
(10.2, 12.6)25
Question text not available
A
3 ftB
4 ftC
18 ftD
12 ftDid you find these answers helpful?
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