Properties of a Triangle - Formulas, Theorems, Examples

Properties of a triangle help us to identify a triangle from a given set of figures easily and quickly. Learn about angle sum property, triangle inequality property, exterior angle theorem, etc with solved examples and practice questions.

Pythagoras Theorem - Formula, Proof, Examples

Heron's Formula: Definition, Proof, Examples, Applications & FAQs

Trigonometry-Properties of Triangle-Half Angle Formulas_Maths

Triangle inequality - Wikipedia

Triangle Formula, Area, Perimeter, Solved Examples

Circumcenter of a Triangle- Formula, Definition, Properties and Example

Centroid of a Triangle: Formula, Derivation, Properties, Example

45-45-90 Triangle - Rules, Formula & Theorem

Similar Triangles, Definition, Properties & Examples - Lesson

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Isosceles Triangle Theorem – Proof, Examples

Area of an Isosceles Triangle, Formula & Examples - Lesson

Angle Sum Property of a Triangle: Theorem, Examples and Proof