K12worX
Back to Apply the Pythagorean Theorem to determine unknown side lengths in right triangles — Problem 3 · Task Set 27

Exercises: Finding Unknown Side Lengths with the Pythagorean Theorem (2D and 3D)

For each problem, draw and label the right triangle when one is needed, show your work, and give the unknown side length. Leave answers in exact (simplified-radical) form unless the problem asks for a decimal.

Grade 8·21 problems·~30 min·Common Core Math - Grade 8·container·8-g-b-7
Work through problems with immediate feedback
A

Fluency Practice

A right triangle with the hypotenuse labeled 17, the horizontal leg labeled 8, a right-angle marker, and the vertical leg labeled with a question mark.
1.

A right triangle has hypotenuse 1717 and one leg of length 88. Find the length of the other leg.