G5 NH SAS Math Vocabulary

(x, y)

the location of a single point on a rectangular coordinate system where the first and second values represent the position relative to the x‐axis and y‐axis, respectively

|---| = 1 inch (reading keys)

1 inch (reading keys)

less than, greater than, equal to

a.m. and p.m. (time usage)

before noon, after noon

acute angle

an angle with a measure greater than 0° and less than 90°

acute triangle

a triangle with three acute angles

angle

a figure formed by two rays with the same endpoint (vertex)

area

the amount of surface inside a closed shape. measured in square units

array

to dress or decorate especially in splendid or impressive attire

average

a calculated "central" value of a set of numbers

calculate

determine (the amount or number of something) mathematically

centimeter

a metric unit of length equal to one hundredth of a meter

centimeter

a metric unit of length equal to one hundredth of a meter

closest answer to/reasonable amount of (using estimations to approximate the answer)

using estimations to approximate the answer

common denominator

a denominator that is the same in two or more fractions

congruent

having exactly the same shape and size

convert

to change something from one form to another

coordinate grid

the plane containing the "x" axis and "y" axis

coordinate pair

a pair of numbers used to determine the position of a point on a graph

coordinate system

a standard grid, composed of lines of latitude and longitude, used to determine the absolute location of any object, place, or feature on the earth's surface

coordinates (x, y)

a pair of numbers used to determine the position of a point on a graph

cubic/cubic units (ft, cm, kg, etc)

being the volume of a cube whose edge is a specified unit

cup

a half pint : eight fluid ounces

digit

any of the Arabic numerals 1 to 9 and usually the symbol 0

end points

a point marking the completion of a process or stage of a process

equal

identical in mathematical value or logical denotation

equals/equal to/equivalent

equal in value or amount

equivalent expression

expressions that have the same value but are presented in a different format using the properties of numbers.

equilateral triangle

a triangle with 3 equal sides and 3 equal angles

equivalent

having the same solution set

estimate/reasonable

to guess closely; an answer that is close to the exact answer

estimate/best estimate

to guess closely; an answer that is close to the exact answer

evaluate

to simplify an expression

expanded form

a way to write numbers that shows the value of each digit

expanded form using powers of ten (136 = 1 × 10^2 + 3 × 10^1 + 6 x 10^0)

writing a number to show the value of each digit. It is shown as a sum of each digit multiplied by its matching place value (ones, tens, hundreds, etc)

exponent

a mathematical notation indicating the number of times a quantity is multiplied by itself

expression vs equation

an expression is a mathematical phrase that doesn't have an equal sign between variables or numbers, while equation combines two expressions with an equal sign.

factor(s)

a number that is multiplied by another number to find a product

foot

a unit equal to ¹/₃ yard and comprising 12 inches

fraction bar

also referred to as the vinculum, is a bar that separates the numerator and the denominator of a common fraction

ft^3 (cubic feet)

is an imperial unit of measurement for the volume of a space or three-dimensional object

gallon

a unit of liquid capacity equal to 3.79 liters

gram

a metric unit of mass equal to one thousandth of a kilogram

graph (bar graph, etc)

a diagram (such as a series of one or more points, lines, line segments, curves, or areas) that represents the variation of a variable in comparison with that of one or more other variables

graph (coordinate grid)

a collection of vertices and edges that join pairs of vertices

greater than

bigger; The symbol > means greater than (the symbol < means less than)

grid

set of straight lines that cross each other at right angles to form a regular pattern of squares

height

the distance from the bottom to the top of someone or something standing upright

hour

a period of time equal to 1/24 (a twenty-fourth) of a day or 60 minutes

hundredths

one or more of 100 equal parts

inch

a unit of length equal to ¹/₃₆ yard

interval

distance between two points; or amount of time between two events

isosceles triangle

a triangle with 2 equal sides and 2 equal angles

kilogram

a metric measure of mass

kilometer

a metric measure of distance and equal to 1,000 meters

length

how long something is from end to end

less than

smaller; The symbol < means less than (the symbol > means greater than)

line of symmetry

a line that divides a figure into halves, each of which is the mirror image of the other

line plot

a method of visually displaying a distribution of data values where each data value is shown as a dot or mark above a number line. also known as a dot plot.

line segment

a portion of a line with a start and a stop

liter

a metric unit of capacity equal to one cubic decimeter

meter

a metric unit for measuring length; Equal to 100 centimeters (cm)

mile

a unit equal to 5280 feet

milliliter (ml)

a unit of capacity equal to ¹/₁₀₀₀ liter

millimeter (mm)

a metric unit of length equal to one thousandth of a meter

minute

the 60th part of an hour of time : 60 seconds

multiple(s)

the numbers that result from multiplying a whole number by the set of whole numbers (e.g., the multiples of 15 are 0, 15, 30, 45, 60, 75, etc.).

number line

a line on which ordered numbers can be written or visualized and may include negative numbers.

numerator

number above the line of a fraction, showing how many parts you have

obtuse angle

an angle with a measure greater than 90° and less than 180°

obtuse triangle

a triangle with one obtuse angle

ordered pair(s) (x, y)

"the location of a single point on a rectangular coordinate syste

ounce

a unit of weight equal to ¹/₁₂ troy pound see Weights and Measures Table

parallel

line that are a constant distance apart, never intersecting

parallelogram

a quadrilateral in which both pairs of opposite sides are parallel

parentheses

a pair of symbols used to enclose sections of a mathematical expression

pattern

a predictable or prescribed sequence of numbers, objects, etc.

perpendicular

lines that form a 90° angle where they cross

pint

a unit of capacity equal to ¹/₂ quart

pound

any of various units of mass and weight

powers of ten 10^1 , 10^2 , 10^3 ...

a number with 10 as a base and a whole‐number exponent

product

the result of multiplying numbers together

quadrilateral

a polygon with four sides and four angles

quart

a unit of capacity equal to ¹/₄ gallon or ¹/₃₂ bushel

quotient

the result of dividing one number by another.

rectangle

a parallelogram all of whose angles are right angles

rectangular prism

a solid figure with six faces that are all rectangles

represents/represented by

to serve as a sign or symbol of

rhombus

a parallelogram with four congruent sides.

right angle (⦜) (90◦)

an angle that measures exactly 90°

right triangle

a triangle with one angle measuring 90°

scalene triangle

a triangle that has sides of different lengths and three different angles

second

constituting number two in a sequence; coming after the first in time or order; 2nd

solution to/evaluate (meaning to simplify an expression)

to simplify an expression

square (shape)

a rectangle with four congruent sides; also, a rhombus with four right angles

square/square units (ft^2 , cm^2 , kg^2 , etc.)

equal to the area of a square that measures 1 unit on each side

standard form

a way to write numbers by using the digits 0‐9, with each digit having a place value

straight angle

an angle of 180°

sum

an indefinite or specified amount of money