Math Problem Statement
Quadrilateral ABCD is reflected across the x-axis. Quadrilateral HGFE is the image of the reflection.
Which angles must be congruent?
A.
∠D≅∠H∠D≅∠H
B.
∠E≅∠A∠E≅∠A
C.
∠E≅∠B∠E≅∠B
D.
∠F≅∠C∠F≅∠C
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Transformations
Reflections
Congruence
Formulas
Reflection of a point across the x-axis: (x, y) → (x, -y)
Theorems
Reflection preserves congruence of angles and distances
Corresponding angles are congruent in reflections
Suitable Grade Level
Grades 6-8
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