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Paragraph Proofs

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More Lessons for High School Regents Exam

Math Worksheets

High School Math based on the topics required for the Regents Exam conducted by NYSED.

What is a Paragraph Proof?
A paragraph proof can be written in paragraph form. The statements and reasons in a paragraph proof are written in sentences, using words to explain the logical flow of the argument.

The following video show some examples of how to use the Paragraph Proof method to prove angles are congruent.
Postulates and Paragraph Proofs
How to use the paragraph proof to prove the Midpoint Theorem?

Geometry - Proving Angles Congruent - Vertical Angles Theorem
Geometry - Proving Angles Congruent introduces the components of the structure of a good proof which includes: the given information, what needs to be proved and a diagram of the information. It discusses and proves the vertical angle theorem. All of the proofs in this lesson are of the paragraph variety.

Along with the vertical angle theorem, this two part video series discusses the congruent supplements theorem, the congruent complements theorem, and all right angles are congruent theorem.
Geometry - Proving Angles Congruent - Vertical Angles Theorem (Part 2)


Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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