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Converse of the Pythagorean theorem: is it a right triangle?

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Converse of the Pythagorean theorem: is it a right triangle? — free printable Grade 8 math worksheet

This worksheet helps students practice identifying right triangles by applying the converse of the Pythagorean theorem. Teachers can use it to reinforce critical thinking and problem-solving skills related to triangle classification in Grade 8 math. The exercises include calculating squares of side lengths and interpreting results to determine triangle types.

Learning objectives

  • Determine whether a given triangle is a right triangle using the converse of the Pythagorean theorem
  • Apply the converse of the Pythagorean theorem to calculate and compare the squares of side lengths
  • Analyze sets of three side lengths to classify triangles as right, acute, or obtuse

How to use this worksheet

  1. Select “Sign in / Sign up to download”, then sign in with Google or email to get the PDF from KiwiBee Printables.
  2. Print at home or in class for Middle School; it's no-prep, with no extra materials needed.
  3. Use the included answer key to mark it in seconds.

Good for

ClassworkHomeworkWarm-upCentersSmall groups

Answer Key

Answer key for Converse of the Pythagorean theorem: is it a right triangle? — free printable Math worksheet

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