△ABC is reflected across the y-axis. The result is labeled △DEF. What must be true of angles A and D? ∡A is one−half of ∡D. ∡A is twice ∡D. The angles are congruent. - QAmmunity.org

△ABC is reflected across the y-axis. The result is labeled △DEF. What must be true of angles A and D? ∡A is one−half of ∡D. ∡A is twice ∡D. The angles are congruent.

asked Feb 6, 2022 215k views

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