How can we help?

You can also find more resources in our Help Center.

vertical angles

Corresponding angles

Alternate exterior angles

Alternate interior angles

Vertical angles are congruent

matching angles in similar triangles, which have equal measures

Angles that lay outside the parallel lines and are on opposit…

If two parallel lines are cut by a transversal, then the alte…

vertical angles

Vertical angles are congruent

Corresponding angles

matching angles in similar triangles, which have equal measures

Random Sample

Survey

Experiment

Observational Study

lottery method (everyone has an equally likely chance to be c…

Questionnaire

Used to prove cause and effect; controlled (1) how subjects a…

researcher CANNOT control (1) how subjects are assigned to gr…

Random Sample

lottery method (everyone has an equally likely chance to be c…

Survey

Questionnaire

array

grouping

adding

numberline

a multiplication strategy using rows and columns

a multiplication strategy using circles and dots

a multiplication strategy using addition

a multiplication strategy using a number line

array

a multiplication strategy using rows and columns

grouping

a multiplication strategy using circles and dots

Constant Function

Linear (Identity) Function

Quadratic Function

Square Root Function

When "y" equals a constant number (no x-variable).

y = x

A number multiplied by itself.

A number that when multiplied two times equals the given numb…

Constant Function

When "y" equals a constant number (no x-variable).

Linear (Identity) Function

y = x

array

equal groups

Commutative Property of Multiplication

factor

a set of objects arranged in columns and rows

groups that have the same number of objects

you can multiply two factors in any order and get the same pr…

a number that is multiplied by another number to find a produ…

array

a set of objects arranged in columns and rows

equal groups

groups that have the same number of objects

Tessellation

Regular polygon

Line symmetry

Rotational symmetry

Using shapes to cover the plane with no gaps or overlaps

A polygon with equal sides and equal angles

When a line can cut a figure into two congruent parts that ar…

When a figure looks the same after being picked up, rotated t…

Tessellation

Using shapes to cover the plane with no gaps or overlaps

Regular polygon

A polygon with equal sides and equal angles

odd numbers

even numbers

prime numbers

consecutive numbers

an integer that is not divisible by 2

Integers divisible by 2

a number which can only be divided by itself and 1

Numbers that follow each other in order.

odd numbers

an integer that is not divisible by 2

even numbers

Integers divisible by 2

simplest form

factoring

greatest common factor

rational number

The lowest form of a fraction. Or an algebraic expression tha…

The process of finding the factors: Factoring: Finding what t…

the largest number that will divide evenly into a group of nu…

All numbers, negative and positive, that can be written as a…

simplest form

The lowest form of a fraction. Or an algebraic expression tha…

factoring

The process of finding the factors: Factoring: Finding what t…

Array

Associative property of multiplication

Commutative property of multiplication

Divide

An argument of objects in equal rows

Changing the grouping of 3 or more factors does not change th…

Changing the order of the factors does not change the product

To separate into equal parts

Array

An argument of objects in equal rows

Associative property of multiplication

Changing the grouping of 3 or more factors does not change th…

Associative Property of Multiplication

Distributive Property

Commutative Property of Multiplication

numerical expression

States that you can change the grouping of factors in a multi…

States that multiplying a sum (or difference) by a number is…

States the order of factors can be changed, but the product s…

Contains numbers and least one operation (doesn't need an equ…

Associative Property of Multiplication

States that you can change the grouping of factors in a multi…

Distributive Property

States that multiplying a sum (or difference) by a number is…

Vertical Angles

Adjacent Angles

Complementary Angles

Supplementary Angles

Share a vertex, don't an overlap and don't share a side. They…

Angles that are next to each other, share a vertex, and share…

Two angles that add up to 90 degrees

Two angles that add up to 180 degrees

Vertical Angles

Share a vertex, don't an overlap and don't share a side. They…

Adjacent Angles

Angles that are next to each other, share a vertex, and share…

array

associative property of multiplication

commutative property of multiplication

distributive property

An arrangement of objects in equal rows.

The product stays the same when the grouping of factors is ch…

The product stays the same when the order of the factors is c…

When one of the factors of a product is a sum, multiplying ea…

array

An arrangement of objects in equal rows.

associative property of multiplication

The product stays the same when the grouping of factors is ch…

Associative Property of Multiplication

Numerical Expression

Distributive Property

Compensation

This property states that you can change the grouping of the…

A numerical expression contains numbers and at least one oper…

This property states that multiplying a sum (or difference) b…

Choosing numbers close to the numbers in a problem to make th…

Associative Property of Multiplication

This property states that you can change the grouping of the…

Numerical Expression

A numerical expression contains numbers and at least one oper…

Commutative Property of Multiplication

Associative Property of Multiplication

Identity Property of Multiplication

Zero Property of Multiplication

The order of factors can be changed and the product remains t…

Factors can be regrouped and the product remains the same.

The product of any number and 1 is that number.

The product of any number and 0 is 0.

Commutative Property of Multiplication

The order of factors can be changed and the product remains t…

Associative Property of Multiplication

Factors can be regrouped and the product remains the same.

kite

rhombus

line of symmetry

capacity

A quadrilateral that has two pairs of consecutive congruent s…

A parallelogram with four congruent sides

a line that divides a figure into two halves that are mirror…

The largest possible amount that can be contained

kite

A quadrilateral that has two pairs of consecutive congruent s…

rhombus

A parallelogram with four congruent sides

Commutative Property of Multiplication

Associative Property of Multiplication

Identity Property of Multiplication

Zero Property of Multiplication

The order of factors can be changed and the product remains t…

Factors can be regrouped and the product remains the same. ... E…

The product of any number and 1 is that number.

The product of any number and 0 is 0.

Commutative Property of Multiplication

The order of factors can be changed and the product remains t…

Associative Property of Multiplication

Factors can be regrouped and the product remains the same. ... E…

dividend

divisor

fact family

partial quotients

A number that is being divided.

The number that divides the dividend.

A group of related facts that use the same numbers.

A dividing method in which the dividend is separated into add…

dividend

A number that is being divided.

divisor

The number that divides the dividend.

vertical angles

Corresponding angles

Alternate exterior angles

Alternate interior angles

Vertical angles are congruent

matching angles in similar triangles, which have equal measures

Angles that lay outside the parallel lines and are on opposit…

If two parallel lines are cut by a transversal, then the alte…

vertical angles

Vertical angles are congruent

Corresponding angles

matching angles in similar triangles, which have equal measures

vertical angles

Corresponding angles

Alternate exterior angles

Alternate interior angles

Vertical angles are congruent

matching angles in similar triangles, which have equal measures

Angles that lay outside the parallel lines and are on opposit…

If two parallel lines are cut by a transversal, then the alte…

vertical angles

Vertical angles are congruent

Corresponding angles

matching angles in similar triangles, which have equal measures

Measurement

Distance

Triangle Inequality

volume

a measure on a set is a systematic way to assign a number to…

Distance is a numerical description of how far apart objects…

an inequality stating that the absolute value of a sum is les…

Volume is the measure of the amount of space inside of a soli…

Measurement

a measure on a set is a systematic way to assign a number to…

Distance

Distance is a numerical description of how far apart objects…

How to find VA

How to find Non VA

Non VA:... n<d

Non VA:... n=d

Determined by denominator

Compare highest power in numerator to denominator

Horizontal @ y=0

Horizontal @ divided leading coefficients

How to find VA

Determined by denominator

How to find Non VA

Compare highest power in numerator to denominator

underestimate

overestimate

variable

partial products

the result of using lesser number to estimate a sum or product

the result of using greater numbers to estimate a sum or prod…

a letter, such as n, that represents a number in an expressio…

products found by breaking one of two factors into ones, tens…

underestimate

the result of using lesser number to estimate a sum or product

overestimate

the result of using greater numbers to estimate a sum or prod…

factors

multiples

line plot

prime

a number or quantity that when multiplied with another produc…

a number that can be divided by another number without a rema…

a method of visually displaying a distribution of data values…

a prime number (or a prime) is a natural number greater than…

factors

a number or quantity that when multiplied with another produc…

multiples

a number that can be divided by another number without a rema…

subtraction sentence

difference

estimate

subtract

...a number sentence in which one quantity is taken away from…

...the answer to a subtraction problem

...a number close to an exact value

...to take some or all away

subtraction sentence

...a number sentence in which one quantity is taken away from…

difference

...the answer to a subtraction problem

Line

Point

Line Segment

Ray

A straight row of points that goes on forever in 2 directions…

A dot showing a single place.

A straight row of points that starts at one point and ends at…

A straight row of points that starts at one point and goes on…

Line

A straight row of points that goes on forever in 2 directions…

Point

A dot showing a single place.

Variable -

Expression -

Commutative Property -

Associative Property -

usually a letter, used to represent an unknown or changing qu…

a mathematical sentence that does not contain an equal sign.

you can +/x numbers in any order. "Turn Around" (Ex: 5 + 7 =…

when you +/x you can group numbers as you like, without chang…

Variable -

usually a letter, used to represent an unknown or changing qu…

Expression -

a mathematical sentence that does not contain an equal sign.

Parallel Lines

Transversal Line

Adjacent Angles

Supplementary Angles

two lines that never cross

a line that intersects two or more lines

two angles that share a ray

Linear pair of angles; sum of both angles is 180 degrees ... ang…

Parallel Lines

two lines that never cross

Transversal Line

a line that intersects two or more lines

like terms

simplest form

linear expression

factoring an expression

terms that have the same variables raised to the same exponents

an algebraic expression has no like terms and no parentheses

an algebraic expression in which the exponent of the variable…

write the expression as a product of factors using the distri…

like terms

terms that have the same variables raised to the same exponents

simplest form

an algebraic expression has no like terms and no parentheses

supplementary angles

complementary angles

midpoint formula

slope intercept formula

Two angles whose sum is 180 degrees

Two angles whose sum is 90 degrees

((x₁+x₂)/2, (y₁+y₂)/2)... average coordinates

y=mx+b (m is slope) (b is y intercept)

supplementary angles

Two angles whose sum is 180 degrees

complementary angles

Two angles whose sum is 90 degrees

point

line

line segment

intersecting lines

an exact position, ofter marked by a dot

a set of points that forms an endless straight path in opposi…

a part of a line with two endpoints

lines that cross at one point

point

an exact position, ofter marked by a dot

line

a set of points that forms an endless straight path in opposi…

polynomial

power

Exponent

factoring

an expression with many terms that are separated by addition…

the product of multiplying a number by itself, represented by…

a quantity representing the power to which a given number or…

the process of breaking up an expression or number into small…

polynomial

an expression with many terms that are separated by addition…

power

the product of multiplying a number by itself, represented by…

equation

exponent

factors

multiples

number sentence that shows two expressions with the same valu…

the number that tells how many times a base number is used as…

numbers multiplied together to get the product

the product of multiplying a number by another number... example…

equation

number sentence that shows two expressions with the same valu…

exponent

the number that tells how many times a base number is used as…

even

odd

multiples

multiplier

numbers that divide equally into 2 groups

numbers that can't be divided equally into 2 groups

the result of multiplying a number by a given number

the factor representing the number of units

even

numbers that divide equally into 2 groups

odd

numbers that can't be divided equally into 2 groups

Associative Property of Addition

Commutative Property of Addition

estimate

Identity (Zero) Property of Addition

Addends can be regrouped and the sum remains the same.

Numbers can be added in any order and the sum will be the sam…

a number or answer that tells about how many

The sum of zero and any number is that number. Example: 0 + 4…

Associative Property of Addition

Addends can be regrouped and the sum remains the same.

Commutative Property of Addition

Numbers can be added in any order and the sum will be the sam…