# sat math

##### SETS

New SAT Math | Practice Questions

SAT Math Essentials | Dugan Prep

How do you convert from part-to-part ra…

How do you solve a proportion?

How do you solve a problem involving ra…

What is the average rate and how do you…

If the parts add up to the whole, a part-to-part ratio can be…

To solve a proportion, cross multiply.... For example:... x/5 = 3/4…

To solve a rate problem, use the units to keep things straight…

Average rate is not simply the average of the rates.... Average…

How do you convert from part-to-part ra…

If the parts add up to the whole, a part-to-part ratio can be…

How do you solve a proportion?

To solve a proportion, cross multiply.... For example:... x/5 = 3/4…

Math and Vocabulary - SAT | Mometrix Guide

Practice Tests - Math Section | SAT Preparation Guide

Aaron scored 84 points on a test made u…

Three times a number is the same as tha…

Right triangle A has base b, height h,…

Shawn creates a mean by mixing the past…

Work this question into bite-sized pieces. If Aaron missed 2 s…

Three times a number is the same as 3x. That number subtracted…

We can find the answer by replacing b and h with real numbers.…

We can determine how many different meals Shawn can make my mu…

Aaron scored 84 points on a test made u…

Work this question into bite-sized pieces. If Aaron missed 2 s…

Three times a number is the same as tha…

Three times a number is the same as 3x. That number subtracted…

exponent

negative exponent

fractional exponent

ratio

A mathematical notation indicating the number of times a quant…

an exponent less than zero which causes the base and its expon…

The numerator is the power of the base, the denominator is the…

A comparison of two quantities by division (X/Y or X:Y-- numer…

exponent

A mathematical notation indicating the number of times a quant…

negative exponent

an exponent less than zero which causes the base and its expon…

Absolute Value

Acute angle

Acute Triangle

Addition property for inequality

절대값... The distance a number is from zero on a number line

an angle that measures less than 90 degrees

A triangle that contains only angles that are less than 90 deg…

Absolute Value

절대값... The distance a number is from zero on a number line

Acute angle

an angle that measures less than 90 degrees

whole number ("natural number")

integer

rational

irrational

1, 2, 3...

...-2, -1, 0, 1, 2, 3...

can be written as a fraction. Includes all integers, fractions…

cannot be written as a fraction. Includes decimals that go on…

whole number ("natural number")

1, 2, 3...

integer

...-2, -1, 0, 1, 2, 3...

VARIABLE

Coefficient

term

like terms

an unknown number, usually represented by a letter (e.g. x, y…

THE CONSTANT IN FRONT OF ANY VARIABLE (e.g. 2 in 2y, 1 in x*,…

a single variable or number, or variables and numbers multipli…

terms that have the same variable (e.g. -t and t, y^3 and -7y^…

VARIABLE

an unknown number, usually represented by a letter (e.g. x, y…

Coefficient

THE CONSTANT IN FRONT OF ANY VARIABLE (e.g. 2 in 2y, 1 in x*,…

Set

Element or member

Union AUB

Intersection

collection of "things" that have been grouped together some so…

One of those "things" that make up a set

The joining together of elements is sets A & B

Set containing only the elements in both sets A&B

Set

collection of "things" that have been grouped together some so…

Element or member

One of those "things" that make up a set

Standard Form of the Equation of a Para…

Vertex Form of the Equation of a Parabo…

Vertex equation

standard form of a circle

f (x) = ax² + bx + c

f(x) = a(x - h)² + k

-b/2a

(x-h)² + (y-k)² = r². (h,k)=center of circle

Standard Form of the Equation of a Para…

f (x) = ax² + bx + c

Vertex Form of the Equation of a Parabo…

f(x) = a(x - h)² + k

whole number ("natural number")

integer

rational

irrational

1, 2, 3...

...-2, -1, 0, 1, 2, 3...

can be written as a fraction. Includes all integers, fractions…

cannot be written as a fraction. Includes decimals that go on…

whole number ("natural number")

1, 2, 3...

integer

...-2, -1, 0, 1, 2, 3...