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14 Cards in this Set

  • Front
  • Back

Area of a triangle

1/2bh

Pythag

C2=A2+B2 (2's are squaring)

Area of a circle

Pie×r2 (2 is squaring)

Circumference of circle

2pieR

Prime numbers ( first 50)

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47

Prime factorization

Dividing a # until all that is left are prime #'s

Greatest Common Factor

Largest factor that 2 #'s have in common

Least Common Multiple

Smallest multiple that both #'s share ex: 4 and 6. LCM is 12

Geometric sequence

Bn=B1R to the n-1

Arithmetic sequence

Aa=A1+(n-1)d

Complementary angle

2 angles that add up to 90

Supplementary angle

Add up to 180

Quadratic formula

X=-b +/- √(b2-4ac)/2a

Quadratic formula

X=-b +/- √(b2-4ac)/2a