Mathematics, 22.07.2021 17:50 alexismarie4881
Which of the following is a true statement?
A. A translation preserves orientation, but not congruence.
A. , A translation preserves orientation, but not congruence., ,
B. A 90° counterclockwise rotation about the origin preserves congruence and orientation.
B. , , , A 90° counterclockwise rotation about the origin preserves congruence and orientation.
C. A reflection preserves congruence, but not orientation.
C. , A reflection preserves congruence, but not orientation., ,
D. A 180° rotation counterclockwise about the origin preserves orientation, but not congruence.
Answers: 2
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1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.
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Which of the following is a true statement?
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