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### 9 Cards in this Set

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 30-60-90 right triangle 2 short leg= Hypot s.r 3 short leg+ Long Leg 45-45-90 right triangle l s.r 2= hypoteneuse area of a square/rectangle bxh=area area of a parallelogram bxh=area area of a circle A=pi r squared circumference of a circle 2 pi r perpendicular bisector a segment,ray,line, or plane that is perpendicular to the segment at its midpoint altitude of a triangle an altitude of a triangle is a pependicular segment from a vertex to the line containing the side opposite the vertex median of a triangle a median of a triangle is a segment that joins a vertex of the triangle and the midpoint of the side opposite that vertex