Math Problem Statement
On a coordinate plane, a triangle has points A prime (negative 2, 10), B prime (negative 6, 4), and (negative 10, 8). What is the pre-image of vertex A' if the image shown on the graph was created by a reflection across the line y = x?
(10, –2) (–10, 2) (–2, –10) (2, 10)
Solution
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Math Problem Analysis
Mathematical Concepts
Coordinate Geometry
Reflections across lines
Coordinate transformations
Formulas
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Theorems
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Suitable Grade Level
Grades 9-12