2019-03-31T21:02:48+03:00[Europe/Moscow] en true Area of a rectangle, Area of a square, Area of a triangle, Perimeter of a rectangle, Perimeter of a square, Perimeter of a triangle, Area of a Circle, Circumference of a Circle, Volume of a Rectangular Prism, Area of a trapezoid flashcards
PreAlgebra Formulas

PreAlgebra Formulas

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  • Area of a rectangle
    A=bh
  • Area of a square
    A=s²
  • Area of a triangle
    A=½bh
  • Perimeter of a rectangle
    P=2l+2w
  • Perimeter of a square
    P=4s
  • Perimeter of a triangle
    P=a+b+c
  • Area of a Circle
    A=πr²
  • Circumference of a Circle
    C = 2πr or C = πd
  • Volume of a Rectangular Prism
    V=lwh
  • Area of a trapezoid
    A = ½ *h*(b₁+b₂)