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35 Cards in this Set
- Front
- Back
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Scalene Triangle
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Has one right angle.
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Acute Triangle
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Has 3 acute angles
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Obtuse Triangle
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Has 1 obtuse angle
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Equilateral triangle
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All sides are of equal length
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Isosceles triangle
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2 or more sides are equal
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9
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nonagon
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10
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decagon
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12
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dodecagon
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The sum of a polygons angles
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(n-2)*180
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peremiter of a rectangle
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2*l+2*w
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Area of a rectangle
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L*W=A^2
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Area of a parallellagram
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A=B*H
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Area of a triangle
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1/2BH
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Area of a trapezoid
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4 sides with 2 parallel sides
1/2H(A+B) |
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Diameter of a circle
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D=2r
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Radius of a circle
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R=d/2 R=c/2pi
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Area of a circle
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pi r^2
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Circumference of a circle
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pi d 2pi r
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Volume of a rectangle
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L*W*H
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Surface area of a rectangle
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2(LW+LH+WH)
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Volume of a circular cone
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1/3 pi r^2h BH
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Volume of a sphere
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4/3 pi r^3
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Volume of a circular cone
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1/3 pi r^2 h
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Complementary angles
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Angles = 90
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Supplementary Angles
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Angles = 180
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Volume of a triangular pyramid
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1/3(base area)h
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Surface area of a triangular pyramid
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(base area) 1/2P(side length)
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Surface are OF A SQUARE PYRAMID
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(base area)+1/2P(slant length)
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Volume of a square pyramid
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1/3 (base area)h
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sinA
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opposite/hypotenuse
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cosA
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adjacent/hypotenuse
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tanA
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opposite/adjacent
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cscA
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hypotenuses/opposite
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secA
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hypotenuses/adjacent
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cotA
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adjacent/opposite
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