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OpenStudy (wkep1234):
A triangle has sides of lengths 20, 99, and 101. Is it a right triangle?
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Mehek (mehek14):
Use the Pythagorean Theorem \(20^2+99^2 = ?\)
OpenStudy (wkep1234):
i see :) thanks
OpenStudy (aaronandyson):
Hint: The angle between the perpendicular and the adjacent side is 90 degrees.
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