# Study sets matching "math vocabulary 9th grade"

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Dilation

Scale Factor

Proportional

Similar Symbol

A dilation is a transformation (notation ) that produces an im…

The ratio of any two corresponding lengths in two similar geom…

When two quantities always have the same size in relation to e…

|| parallel lines... ≅ congruent to equivalence of geometric shap…

Dilation

A dilation is a transformation (notation ) that produces an im…

Scale Factor

The ratio of any two corresponding lengths in two similar geom…

exponential function

decay function

growth function

inverse function

a function of the form f(x)= ab^x

an exponential function of the form f(x) = ab^x in which 0<b<1

an exponential function of the form f(x)=ab^x in which b>1

the function that results from exchanging the input and output…

exponential function

a function of the form f(x)= ab^x

decay function

an exponential function of the form f(x) = ab^x in which 0<b<1

x times radical 2

x times radical 3

x times 2

(y, -x)

How to go from short leg to hypotenuse in a 45-45-90 triangle

How to go from short leg to long leg in a 30-60-90 triangle

How to go from short leg to hypotenuse in a 30-60-90 triangle

90 degrees clockwise/ 270 degrees counter clockwise rotation:…

x times radical 2

How to go from short leg to hypotenuse in a 45-45-90 triangle

x times radical 3

How to go from short leg to long leg in a 30-60-90 triangle

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terminating decimal

repeating decimal

opposites

origin

A decimal number that ends or terminates

A decimal that repeats a digit or group of digits forever

____________ are two number that are the same distance from 0…

(0,0)

terminating decimal

A decimal number that ends or terminates

repeating decimal

A decimal that repeats a digit or group of digits forever

Dilation

Scale Factor

Proportional

Similar Symbol

A dilation is a transformation (notation ) that produces an im…

The ratio of any two corresponding lengths in two similar geom…

When two quantities always have the same size in relation to e…

|| parallel lines... ≅ congruent to equivalence of geometric shap…

Dilation

A dilation is a transformation (notation ) that produces an im…

Scale Factor

The ratio of any two corresponding lengths in two similar geom…

binomial

exponent

index

monomial

a polynomial consisting of the sum or difference of exactly tw…

small numeral written at the upper right of a base to show how…

numeral or letter written above and to the left of a radical s…

a polynomial with exactly one term.

binomial

a polynomial consisting of the sum or difference of exactly tw…

exponent

small numeral written at the upper right of a base to show how…

Pythagorean Theorem

Supplementary Angles

Complementary Angles

Squaring

a² + b² = c² ... (Only in a right triangle.)

Two angles whose sum is 180 degrees.

Two angles whose sum is 90 degrees.

Multiplying a number by itself.

Pythagorean Theorem

a² + b² = c² ... (Only in a right triangle.)

Supplementary Angles

Two angles whose sum is 180 degrees.

variable

coefficient

equation

slope

a symbol that represents a quantity in a mathematical expressi…

is a multiplicative factor in some term of a polynomial, a ser…

is a statement of an equality containing one or more variables

of a line is a number that describes both the direction and th…

variable

a symbol that represents a quantity in a mathematical expressi…

coefficient

is a multiplicative factor in some term of a polynomial, a ser…

Pythagorean Theorem

Supplementary Angles

Complementary Angles

Squaring

a² + b² = c² ... (Only in a right triangle.)

Two angles whose sum is 180 degrees.

Two angles whose sum is 90 degrees.

Multiplying a number by itself.

Pythagorean Theorem

a² + b² = c² ... (Only in a right triangle.)

Supplementary Angles

Two angles whose sum is 180 degrees.

terminating decimal

repeating decimal

opposites

origin

A decimal number that ends or terminates

A decimal that repeats a digit or group of digits forever

____________ are two number that are the same distance from 0…

(0,0)

terminating decimal

A decimal number that ends or terminates

repeating decimal

A decimal that repeats a digit or group of digits forever

terminating decimal

repeating decimal

opposites

origin

A decimal number that ends or terminates

A decimal that repeats a digit or group of digits forever

____________ are two number that are the same distance from 0…

(0,0)

terminating decimal

A decimal number that ends or terminates

repeating decimal

A decimal that repeats a digit or group of digits forever

x times radical 2

x times radical 3

x times 2

(y, -x)

How to go from short leg to hypotenuse in a 45-45-90 triangle

How to go from short leg to long leg in a 30-60-90 triangle

How to go from short leg to hypotenuse in a 30-60-90 triangle

90 degrees clockwise/ 270 degrees counter clockwise rotation:…

x times radical 2

How to go from short leg to hypotenuse in a 45-45-90 triangle

x times radical 3

How to go from short leg to long leg in a 30-60-90 triangle

Pythagorean Theorem

Supplementary Angles

Complementary Angles

Squaring

a² + b² = c² ... (Only in a right triangle.)

Two angles whose sum is 180 degrees.

Two angles whose sum is 90 degrees.

Multiplying a number by itself.

Pythagorean Theorem

a² + b² = c² ... (Only in a right triangle.)

Supplementary Angles

Two angles whose sum is 180 degrees.

Polynomial

Term

Factor

Variable

is a monomial or a sum/difference of monomials

a single number or variable (or product of a number and variab…

number you multiply together to get another number

a letter or symbol for which we do not know its value... Example…

Polynomial

is a monomial or a sum/difference of monomials

Term

a single number or variable (or product of a number and variab…

Point

Line

Plane

Segment or Line Segment

A location that has no size and is represented by a dot.

A straight path that has no thickness and extends forever.

A flat surface that has no thickness and extends forever.

Is the part of a line consisting of two points and all points…

Point

A location that has no size and is represented by a dot.

Line

A straight path that has no thickness and extends forever.

Geometric Sequence Meaning

Geometric Explicit Formula

Geometric Recursive Formula

Arithmetic Sequence Meaning

Patterns that are multiplied by the same amount each time

Patterns that add or subtract the same amount each time

Geometric Sequence Meaning

Patterns that are multiplied by the same amount each time

Geometric Explicit Formula

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Dividend

Divisor

Quotient

Equivalent

A number that is divided by another number.

The number by which another number is divided.

The answer to a division problem.

Equal in value.

Dividend

A number that is divided by another number.

Divisor

The number by which another number is divided.

Ratio

Proportions

Discount

Equality

In mathematics, a ratio is a relationship between two numbers…

An equation stating that two ratios are equal.

The amount by which the regular price of an item is reduced.

The state of being equal.

Ratio

In mathematics, a ratio is a relationship between two numbers…

Proportions

An equation stating that two ratios are equal.

Fraction

Numerator

Denominator

Unit Fraction

part of a group or a whole

tells the number of parts that you are counting

tells the number of parts in a whole

a fraction that has a numerator of 1, one part of the whole

Fraction

part of a group or a whole

Numerator

tells the number of parts that you are counting

algebraic expression

coefficient

dependent variable

domain

an expression consisting of one or more numbers and variables…

the numerical factor of a term

the variable in a relation with a value that depends on the va…

the set of the first numbers of the ordered pairs in a relation

algebraic expression

an expression consisting of one or more numbers and variables…

coefficient

the numerical factor of a term