Math Problem Statement

Both DBE and ABC are right angle and isosceles triangles (DBA is 90 and DB = EB and AB is 90 and AB = BC). We connect D to C and A to E. Prove DC is perpendicular to AE

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Isosceles Triangles
Right-Angled Triangles
Coordinate Geometry

Formulas

Slope formula

Theorems

Perpendicular lines theorem

Suitable Grade Level

High School