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36 Cards in this Set
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 Back
Area of a triangle

A=1/2(b)(h)

Area of a square/rectangle

A=(l)(w)

Area of a trapezoid

A=1/2(b^1+b^2)(h)

Parallelogram

A=(b)(h)

Arc of a circle

If vertex is the center then angle is equal to arc length
If vertex is on the circle then angle is equal to 1/2 arc length 
Area of a Circle

A=pi (r^2)

Circumfrence of a circle

C=pi(d)

Volume of a cube

V=s^3

Volume of a rectangular solid

V=(l)(w)(h)

Volume of a Cylinder

V=(pi)(r^2)(h)

Slope intercept

y=mx+b

Percent change

change/starting point

Isosceles right triangles (454590)

Sides = (x),(x),(x√2)

306090 right triangles

Sides = x, 2x, x√3

ZONE F

Zero, one, negative, extremely big or small, fractions

Digits

numbers that make up other numbers

Number

a digit or a collection of digits

Integers

counting numbers such as 3,2,1,0,1,2,3
Fractions are not integers 
Even integers

4,2,0,2,4

Odd integers

3,1,1,3,5,7

multiplying odd and even integers

even x even  even
odd x odd = odd even x odd = even 
Absolute value

absolute value is equal to its distance from 0 on a number line
1=1 
Prime numbers

number that has only 2 factors, itself and one
2, 3, 5, 7, 11, 13, 17, 19, 23, 29 
Sum
Difference product quotent divisor numerator denominator consecutive term 
Sum  result of addition
Difference  result of subtraction product  result of multiplication quotent  result of division divisor  # you divide by numerator  top number in a fraction denominator  bottom number in a fraction consecutive  in order from least to greatest term  numbers used in an equation 
7x7,7x8,8x8

7*7=79
7*8=56 8*8=64 
adding and subtractiong fractions

add the numerators and place sum over denominator
if no common denominator, multiply denominators to get common denomenator and cross multiply numerators (1/2 + 1/3) = (3/6 + 2/6) 
multiplying fractions

multiply straight across
4/5*10/12=40/60 
dividing fractions

turn second fraction upside down and multiply accross
2/3*4/5=2/3*5/4 
Standard deviation

34%,14%,2%

Slope

Slope = rise/run

Probability

Probability =
# of possible outcomes that satisfy the condition/number of possible outcomes 
Probability of A and B

probability of A * B

Probability of A or B

probability of A +B

Factorial 4!

equal to the number times every positive whole number smaller than that number down to one
4!=4*3*2*1 
Permutation

figure out how many slots you have
write down number of options for each slot multiply 
combination

figure out how many slots you have
fill in slots as you would a permutation divide by factorial of number of slots 