#### Study sets matching "gre math"

#### Study sets matching "gre math"

Intergers

Real Number

PEMDAS

Commutative Property

Any counting number including negative numbers

Numbers that appear on the number line including pi, the squar…

1. Parentheses... 2. Exponents... 3. Multiplication/Division... 4. Addi…

a + b = b + a... A x B = B x A

Intergers

Any counting number including negative numbers

Real Number

Numbers that appear on the number line including pi, the squar…

Supplementary Angles

Complimentary Angles

Corresponding Angles

Vertical Angles

Add up to 180 degrees

Add up to 90 degrees

2 parallel lines cut by transverse line, labeled angles are eq…

2 parallel lines cut by transverse line, labeled angles are eq…

Supplementary Angles

Add up to 180 degrees

Complimentary Angles

Add up to 90 degrees

30°-60°-90° right triangle

45°-45°-90° right triangle

The sum of any two sides of a triangle…

If we know the lengths of two sides of…

1-2-√3

1-1-√2

GREATER than the third side

Difference of other two sides < third side < Sum of other two…

30°-60°-90° right triangle

1-2-√3

45°-45°-90° right triangle

1-1-√2

P|E|MD|AS

Associative laws

Distributive

Exponents

"Please excuse my dear aunt sally" for order of operations--pa…

When you're adding or multiplying series of numbers, you can r…

a(b+c)=ab+ac... a(b-c)=ab-ac

P|E|MD|AS

"Please excuse my dear aunt sally" for order of operations--pa…

Associative laws

When you're adding or multiplying series of numbers, you can r…

Intergers

Real Number

PEMDAS

Commutative Property

Any counting number including negative numbers

Numbers that appear on the number line including pi, the squar…

1. Parentheses... 2. Exponents... 3. Multiplication/Division... 4. Addi…

a + b = b + a... A x B = B x A

Intergers

Any counting number including negative numbers

Real Number

Numbers that appear on the number line including pi, the squar…

Volume of a sphere with radius r = ?

If events A and B are

**not**independent…If events A and B are independent, what…

If events A and B are independent, what…

(4/3) πr^3

P(A and B) = P(B) x P(A|B)... P(A and B) = P(A) x P(B|A)

P(A or B) = P(A) + P(B) - P(A) x P(B)

P(A and B) = P(A) x P(B)

Volume of a sphere with radius r = ?

(4/3) πr^3

If events A and B are

**not**independent…P(A and B) = P(B) x P(A|B)... P(A and B) = P(A) x P(B|A)

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

the angles of a triangle add to

percent formula

percent increase or decrease formula

least common multiple

180

part equals percent times whole

percent increase equals amount of increase divided by original…

break each number down into factors and multiply each number b…

the angles of a triangle add to

180

percent formula

part equals percent times whole

Counting factors of large numbers

Find factors of odd numbers

Find even factors

list of Squares of integers (perfect sq…

Steps:... 1) prime factorization of number ... 2) create list of exp…

1) same method ... 2) ignore exponent factors of 2!... Done!

1) same method as counting large factors ... 2) find odd factors…

1x1=1... 2x2=4... 3x3=9... 4x4=16... 5x5=25... 6x6=36... 7x7=49... 8x8=64... 9x9=81... 10…

Counting factors of large numbers

Steps:... 1) prime factorization of number ... 2) create list of exp…

Find factors of odd numbers

1) same method ... 2) ignore exponent factors of 2!... Done!

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Isosceles triangle

3-4-5 Isosceles triangle

5-12-13 Isosceles triangle

30-60-90 right triangle

2 sides and their angles are the same length

Ratio: Legs = 3,4, hypotenuse = 5

Ratio: Legs = 5,12, hypotenuse = 13

Ratio: Legs = 1,√3, hypotenuse = 2... *equilateral triangle divid…

Isosceles triangle

2 sides and their angles are the same length

3-4-5 Isosceles triangle

Ratio: Legs = 3,4, hypotenuse = 5

integers

real numbers

factor

non real number

any whole number, positive or negative... -0 is an integer

-any number on number line... -can be negative and positive... -frac…

-any integer you get from dividing an integer by another integ…

-not on number line... -negative square root... -any number divided…

integers

any whole number, positive or negative... -0 is an integer

real numbers

-any number on number line... -can be negative and positive... -frac…

Divisible by 3

Divisible by 4

Divisible by 6

Divisible by 9

Sum of digits is multiple of 3

Last 2 digits are multiple of 4

Sum of digits is multiple of 3... Last digit is even

Sum of digits is multiple of 9

Divisible by 3

Sum of digits is multiple of 3

Divisible by 4

Last 2 digits are multiple of 4

Primes

Pythagorean triples

Greatest Common Factor/divisor

Area of a parallelogram

2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59

(3, 4, 5)... (5, 12, 13)... (8, 15, 17)... (7, 24, 25)

biggest factor shared by 2 numbers -- easiest way to find is t…

A=bh

Primes

2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59

Pythagorean triples

(3, 4, 5)... (5, 12, 13)... (8, 15, 17)... (7, 24, 25)

Factors

Multiple

Least common multiple

Greatest common divisor

Components used when multiplying

the outcome of multiplying

least positive integer that is a multiple of a and b, take pri…

greatest positive integer that is a divisor of a and b, take p…

Factors

Components used when multiplying

Multiple

the outcome of multiplying