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29 Cards in this Set
- Front
- Back
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lateral area of a prism
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ph (perimeter of base * height)
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volume of a prism
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Bh (area of base * height)
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total area of prism
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L.A + 2B
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lateral area of pyramid
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1/2 perimeter of base * slant height
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volume of pyramid
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1/3 Bh
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lateral area of cylinder
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circumference of base times height. 2*pie*r*h
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volume of a cylinder
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area of base * height
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lateral area of cone
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pie*r*slant height
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area of a sphere
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4*pie*r*r
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volume of sphere
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4/3*pie*r*r*r
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area of a square
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s*s
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area of parallelogram
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b*h
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area of triangle
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1/2bh
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area of a rhombus
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1/2 product of diagonals
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area of trapezoid
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1/2h(b1 + b2)
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central angle of a regular polygon
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angle formed by two radii drawn to consecutive vertices
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apothem of a regular polygon
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perpendicular distance from the center of the polygon to a side
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area of a polygon
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1/2 apothem * perimeter
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area of a sector
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x/360 * pie*r*r
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length of arc
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x/360 * 2*pie*r
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ratio of perimeters and areas and volumes of 2 similar figures when the scale factor is a:b
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perimeter is a:b
area is a*a:b*b volume is a*a*a:b*b*b |
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properties of parallelogram
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both pairs of opposite sides are parallel. opposite sides are congruent. opposite angles are congruent. diagonals bisect each other.
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properties of rectangle
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four right angles, it is a parallelogram. diagonals are congruent
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properties of a rhombus
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four congruent sides, it is a parallelogram. diagonals are perpendicular, bisects two angles as well.
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properties of a square
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four right angles and four congruent sides, it is a parallelogram
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parallelogram to rhombus
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if two consecutive sides are congruent then its a rhombus.
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parallelogram to rectangle
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if one angle is a right angle then its a rectangle.
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properties of a trapezoid
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exactly one pair of parallel sides.
median is parallel to the bases and is equal to 1/2 b1 + b2 |
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properties of isosceles trapezoid
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left and right sides are congruent. base angles are congruent.
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