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### 13 Cards in this Set

• Front
• Back
 Right Triangle Has 1 right angle Obtuse Triangle Has 1 obtuse and 2 acute angles Acute Triangle All 3 angles are acute Equilateral Triangle all 3 sides are equal vertex a common endpoint congruent angles same mesures perpendicular 2 lines that intercept where all angles are congruent acute angles that mesure less than 90 degrees right angle an angle that is exactly 90 degrees obtuse an angle that is between 90 and 180 degrees straight angle an angle that is 180 degrees complimentary angles angles thats sum is 90 degrees supplimentary angles angles that combined = 180 degrees