More Lessons for High School Regents Exam
High School Math based on the topics required for the Regents Exam conducted by NYSED. Learn to identify whether figures are congruent, similar, or neither
Geometry definition for Congruent:
Two shapes are congruent if they have the same shape and the same size.
Geometry definition for Similar:
Two shapes are similar if they have the same shape, but not necessarily the same size.
The following diagrams gives the conditions for similar triangles. Scroll down the page for more examples and solutions.
Similar, Congruent, or Neither
Determine if the following solid shapes are similar, congruent, or neither. If similar, find the scale factor from the left figure to the right.
Investigate Congruent Triangles
Investigate Similar Triangles
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.