right triangle
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Remember the Pythagorean Theorem for solving right triangles, that x2 + y2 = z2?

Remember the Pythagorean Theorem for solving right triangles, that x2 y2 = z2?

This equation also represents a fundamental property of right triangles — that the square of the longest side, or hypotenuse, is the sum of the squares of the other two shorter sides.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'right triangle.' Views expressed in the examples do not represent the opinion of MerriamWebster or its editors. Send us feedback.
First Known Use of right triangle
1675
RIGHT TRIANGLE Defined for English Language Learners
right triangle
Definition of right triangle for English Language Learners

: a triangle that has a right angle
RIGHT TRIANGLE Defined for Kids
right triangle
Definition of right triangle for Students
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Britannica.com: Encyclopedia article about right triangle
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