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### 17 Cards in this Set

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 no congruent sides(all different) Scalene Triangle Is formed by 2 rays with the same endpoint(called the vertex). Angle What am I , if I am 181-360 degrees reflex angle What am i if I am 0-89 degrees actue angle triangle with an obtuse angle obtuse triangle a triangle with 1 right angle Right Triangle What am I if I am 90 degrees Right Angle If 2 angles are added together and the sum = 90 degrees the angle is Complementary each has a special name depending on the number of sides it has circle triangle with 3 congruent sides Equilateral Triangle deimensional shapes drawn on a plane plane figures a closed shape made of 3 or more line segments(called sides) polygons triangle with 2 congruent sides Isosceles Triangle If 2 angles are added together adn the sum = 180 degrees the angle is supplementary If 2 angles are the same they are congruent What am I if I am 180 degrees Straight Angle A triangle with 3 acute angles acute triangle