Parallel Lines
Investigating Triangle Congruence
Above link is for Mr. Acre
Click here to log into Desmos.
Then type in code K2HX9 to access the activity.
Click here to log into Desmos.
Then type in code K2HX9 to access the activity.
Congruent Triangles
What is a congruent triangle? Click here to find out.
Need help drawing triangles based on given information such as SSS, SAS, ASA, AAS, or HL? Click here.
NOTE: The current animation details SSS. Scroll down to the bottom of the page to find links to the rest.
Click here to find out how to tell if two triangles are congruent to each other.
Click here for an interactive applet from the Khan Academy. This is a great way to check understanding as it offers hints and checks your work.
The Ambiguous Case of SSA
The video below does an excellent job of explaining why there are sometime two triangles created, sometimes one triangle created and sometimes no triangles created when you are given two sides and the excluded angle.