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7 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
Area of a Rectangle
A=lw
length X ?
Area of a Triangle
A=½bh
A triangle is 1/2 of a parallelogram
Area of a Parallelogram
A=bh
A parallelogram is a "rearranged rectangle."
Area of a Circle (in words)
Area is pi times the radius squared
pi is involved
Circumference of a Circle (in words)
Circumference is the diameter times pi
Diameter or 2Xradius is involved
Perimeter of a rectangle
P=2l*2w
2l*
Perimeter of a Square
P=4s
4*?