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8th Grade Using the Pythagorean Theorem Worksheets

Ages 13-14 · Free previews · Print-ready PDFs

Written by Adi Ackerman, Head Teacher

The Pythagorean theorem links the three sides of a right triangle with a² + b² = c². There are 12 sheets for 8th grade here, and 11 have answer keys. Pythagorean Theorem, Find the Hypotenuse and Find a Missing Leg build the two core moves, Pythagorean Theorem in Three Dimensions finds box diagonals in two steps, and Converse of the Pythagorean Theorem, Right or Not sorts triangles by their sides. Pythagorean Theorem Code Breaker ends with a riddle.

More Pythagorean theorem worksheets

Explore all of our 8th grade Pythagorean theorem worksheets, covering using the Pythagorean theorem, distance on the coordinate plane.

Frequently Asked Questions

Square both legs, add them and take the square root. With legs of 12 ft and 5 ft, 144 + 25 = 169, so the hypotenuse is 13 ft. Pythagorean Theorem, Find the Hypotenuse has eight triangles.

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