# Study sets matching "math vocabulary 9th grade algebra"

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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

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…

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…

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

inequality

variable

coefficient

term

Has a greater than or less than symbol

The letters in algebra (stands for unknown)

A number multiplied by a variable

Separated by + and - signs

inequality

Has a greater than or less than symbol

variable

The letters in algebra (stands for unknown)

A mathematical statement that contains…

A sentence that contains an equal sign.

Finding a value for a variable that mak…

Is a collection of objects or numbers t…

open sentence

equation

solving

set

A mathematical statement that contains…

open sentence

A sentence that contains an equal sign.

equation

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.

Commutative property

Associative property

Identity property

Inverse property

a+b=b+a... ab=ba

(a+b)+c=a+(b+c)... (ab)c=a(bc)

a+0=a... ax1=a... 0+5=5... pi+0=pi... 2+0=2... -7/4+0=-7/4

a+(-a)=0... a(1/a)=1... 17+(-17)=0

Commutative property

a+b=b+a... ab=ba

Associative property

(a+b)+c=a+(b+c)... (ab)c=a(bc)

Additive Identity Property of 0

Associative Property of Addition

Commutative Property of Addition

Distributive Property

Adding zero to a number gives a sum identical to the given num…

The sum stays the same when the grouping of addends is changed…

The sum stays the same when the order of the addends is change…

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

Additive Identity Property of 0

Adding zero to a number gives a sum identical to the given num…

Associative Property of Addition

The sum stays the same when the grouping of addends is changed…

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…

Commutative property

Associative property

Identity property

Inverse property

a+b=b+a... ab=ba

(a+b)+c=a+(b+c)... (ab)c=a(bc)

a+0=a... ax1=a... 0+5=5... pi+0=pi... 2+0=2... -7/4+0=-7/4

a+(-a)=0... a(1/a)=1... 17+(-17)=0

Commutative property

a+b=b+a... ab=ba

Associative property

(a+b)+c=a+(b+c)... (ab)c=a(bc)

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…

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

Reflexive Property

Symmetric property

Additive identity

Additive inverse

Any quantity is equal to itself. Example: 4+7=4+7

If one quantity equals a second quantity then the second quant…

Any number added to 0 equals itself.

A number and its opposite are additive inverses of each other…

Reflexive Property

Any quantity is equal to itself. Example: 4+7=4+7

Symmetric property

If one quantity equals a second quantity then the second quant…

Annual percentage rate (APR)

Car title loan

Coefficient

Collateral

annual percentage rate applied to the balance on a loan compou…

a high-interest, short term loan of cash for which an automobi…

a number that is multiplied by a variable(s)

something which is pledged to secure repayment of a loan; in t…

Annual percentage rate (APR)

annual percentage rate applied to the balance on a loan compou…

Car title loan

a high-interest, short term loan of cash for which an automobi…

Additive Identity Property of 0

Associative Property of Addition

Commutative Property of Addition

Distributive Property

Adding zero to a number gives a sum identical to the given num…

The sum stays the same when the grouping of addends is changed…

The sum stays the same when the order of the addends is change…

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

Additive Identity Property of 0

Adding zero to a number gives a sum identical to the given num…

Associative Property of Addition

The sum stays the same when the grouping of addends is changed…

algebraic

variables

mathematical

algebraic expressions

Having to do with variables.

symbols representing unknown quantities

Learning through reasoning and problem-solving numbers

Expressions that contain at least one variable. Can be simplif…

algebraic

Having to do with variables.

variables

symbols representing unknown quantities

Rate of Change

Slope (m)

Slope formula

Linear function

How quantity is changing with respect to achange in anither qu…

The ratio of the change in the y coordinate (rise) to the corr…

M= y2-y1/x2-x1 ... change in y/change in x

A function with ordered pairs that satisfy a linear equation

Rate of Change

How quantity is changing with respect to achange in anither qu…

Slope (m)

The ratio of the change in the y coordinate (rise) to the corr…