Example 1

Use corresponding parts to identify the congruent triangles. Note: Drag points , , and to try different figures. Drag point to move the second figure.
  1. Match the number of tick marks to identify the corresponding congruent sides.
  2. Match the number of arcs to identify the corresponding congruent angles.
  3. Order the congruent angles to name the congruent triangles.
This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information on their resources.