Math Problem Statement
中文解题
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Isosceles Triangle
Angle Bisector
Proportional Segments
Formulas
∠CEF = 1/2 ∠BAC
AB = AC
CD ⊥ AB
Theorems
Isosceles Triangle Theorem
Angle Bisector Theorem
Proportionality Theorem
Suitable Grade Level
Grades 10-12
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