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radical square root written as a number under a radical sign
irrational number numbers with decimals that do not end and do not repeat
radical equation an equation that has a variable under a radical sign
right triangle a triangle with one right angle and two acute angles
hypotenuse the side across from the right angle of a right triangle
Pythagorean theorem a formula for finding the length of a side of a right triangle when you know the lengths of the other sides: a2 + b2 + c2
Pythagorean triple three positive whole numbers that satisfy the pythagorean theorem: the numbers can be the measures of the sides of a right triangle.
distance formula a way to find the distance between two points using the Pythagorean theorem
45*-45*-90* triangle a right triangle whose acute angles both measure 45*
30*-60*-90* triangle a right triangle whose acute angles measure 30* and 60*
Created by: noahmather