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the length of each side of a triangle must be
less than the sum of the length of the other two sides
triangle with at least two congruent sides, two angles opposite the equal sides are also equal
isosceles right triangle
triangle with two equal sides, two equal angles, and one 90° angle; sides are always in the ratio 1:1:root2.
30-60-90 right triangle
Triangle with the side ration of Short Leg: Long Leg: Hypotenuse:: x : x(root-3) : 2x
congruent triangle criteria
three sides equal, two sides and one included angle equal, or two angles and one included side equal
1. giving or intended as a remedy or cure
2. intended for students experiencing learning difficulties
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