advertisement

Name _____________________________________ Class _________ Date ________________ Checkpoint Quiz 2 Use with Lessons 4-4 through 4-6. 1. List the isosceles triangles in the diagram. 2. Why are these triangles congruent? 3. Explain why . 4. In the diagram, by SAS. What other pairs of sides and angles can you conclude are congruent by CPCTC? 5. Complete the Plan for Proof. Given: bisects Plan: Because and Prove: is an isosceles triangle. bisects and and by a. __?__ by b. __?__ Property. So, by c. __?__ Theorem and by d. __?__. Hence, is an isosceles triangle by e. __?__.