More Lessons for GCSE Maths
Examples, solutions, videos, activities and worksheets about congruent triangles that are suitable for GCSE Maths
The following figures give the Tests for Congruent Triangles: SSS, SAS, AAS, SAS, RHS. Scroll down the page for more examples and solutions.
Congruent Triangles basic rules and some form of application
This video looks at triangle congruency. How one triangle is an exact copy of another in terms of its sides and angles.
The five tests (SSS, SAS, AAS, SAS, RHS) to show that one triangle is congruent to another are each explained. The special case of right-angled triangle congruency is dealt with in some detail, using Geogebra constructions.
Three worked solutions to congruency problems are explained.
GCSE Tutorial Congruent Triangles Proof
GCSE Maths Higher SSS, SAS, ASA, RHS
Triangle Congruence - SSS, SAS, ASA and AAS
How to derive the rules?
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.