Pre-Algebra
Congruent angles are angles on two different shapes that are equal to each other. We use the ≅ symbol to show that two angles are congruent.
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Basic Geometry
Angles
Triangles
Quadrilaterals
Perimeter
Area of a Square
Area of a Rectangle
Area of a Triangle
Pythagorean Theorem
Congruent Angles
Congruent Lines
Two Similar Triangles
Similar Triangles Within Each Other
Two Similar Quadrilaterals