# Ch 36: ORELA Math: Triangle Theorems & Proofs

Use these quick, entertaining videos to review triangle theorems and proofs as part of your ORELA Math test preparation. Don't hesitate to let our instructors know if you have any questions about triangle proofs and theorems as they are experts in the field and available at any time.

## ORELA Math: Triangle Theorems & Proofs - Chapter Summary

This chapter offers a varied menu of resources designed to help you master the triangle theorems and proofs you have to know to become an ORELA-certified math educator. Fun, short video lessons and companion transcripts cover:

• The SAS, ASA and SSS postulates
• Congruence and similarity proofs
• The AAS, HA, HL, LA and LL theorems
• Perpendicular bisector and angle bisector theorems
• Congruency in right and isosceles triangles

Don't forget to make use of the lesson quizzes, which let you practice using the concepts and figure out which areas need additional review. Ask our instructors any questions you have about triangle theorems and proofs. Use all of the chapter resources at your disposal to solidify your knowledge for the actual exam.

### Objectives of the ORELA Math: Triangle Theorems & Proofs Chapter

Use this chapter to study triangle theorems and proofs for the geometry and measurement competency area of the ORELA Math exam, which weighs in at 19% of your exam score. Lesson quizzes let you evaluate your mastery of the ideas and introduce you to the ORELA test format.

You will also be tested on four other areas. Math processes and number sense; trig and calculus; and stats, discrete math and probability are each also weighted for 19% of your score. The final 24% is devoted to patterns, algebra and functions. You will have four hours and fifteen minutes to work through all 150 multiple-choice items on the computer-administered exam.

11 Lessons in Chapter 36: ORELA Math: Triangle Theorems & Proofs
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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