Unit Test — Unit test Answers

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23

On a coordinate plane, 2 rectangles are shown. Rectangle P Q R S has points (1, 1), (1, 5), (3, 5), (1, 5). Rectangle P double-prime Q double-prime R double-prime S double-prime has points (negative 1, negative 1), (negative 5, negative 1), (negative 5, negative 3), (negative 1, negative 3).

Question illustration
A
270 degree rotation about point 0 composition. Translation of negative 2 units x, 0 units y.
Option A
B
Translation of negative 2 units x, 0 units y composition 270 degree rotate about point 0.
Option B
C
270 degree rotation about point 0 composition reflected across the y-axis
Option C
D
Reflected across the y-axis composition 270 degree rotation about point 0.
Option D
25

Triangle ABC is transformed to create triangle MNL.

Question illustration
A
The transformation is rigid because corresponding side lengths and angles are congruent.
B
The transformation is rigid because corresponding side lengths are congruent and corresponding angles are not congruent.
C
The transformation is nonrigid because the two triangles have different names.
D
The transformation is nonrigid because the three sides and the three angles in each triangle have different measures.

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