# Ch 18: HiSET Mathematics: Parallel Lines and Polygons

Use our instructional videos and self-assessment quizzes to help you prepare for the High School Equivalency Test (HiSET). We can show you everything you need to know about parallel lines and polygons for this math exam.

## HiSET Mathematics: Parallel Lines and Polygons - Chapter Summary

This chapter includes all of the concepts on parallel lines and polygons that are covered on the test. The short, clever video lessons explain the following topics you'll need to know:

• Transversals and the angles that are formed
• Ways to prove lines are parallel
• Converse statements that prove lines are parallel
• The parallel postulate and indirect proof
• The parts of regular polygons
• Finding the number of diagonals in a polygon
• Calculating perimeter and area of polygons
• Measuring the angles of a polygon and finding the sum

Take advantage of our multiple-choice lesson quizzes and chapter test to measure your understanding as well as gain experience answering the types of questions you'll have on the exam.

### Objectives of the HiSET Mathematics: Parallel Lines and Polygons Chapter

Your ability to recognize elements of polygons and apply proofs and formulas is key to scoring well on this portion of the 90-minute-long HiSET math exam. The concepts in this chapter are part of the Measurement/Geometry section of the exam, which makes up 18% of the math test. There are 50 total questions on the math exam and all are multiple-choice.

9 Lessons in Chapter 18: HiSET Mathematics: Parallel Lines and Polygons
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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