39 terms

This practice set has flash cards for students who have a Math NWEA goal between 201 and 210.

acute angle

an angle less than 90 degrees but more than 0 degrees

altitude

the perpendicular distance from the base of a geometric figure to opposite vertex (or side if parallel)

bar graph

a type of graph in which the lengths of bars are used to represent and compare data in categories

base

the bottom side of a geometric figure from which the altitude can be constructed

billion

the number that is represented as a one followed by 9 zeros

capacity

the amount that can be contained

circumference

The distance around a circle

compatible numbers

numbers that are easy to compute mentally

coordinate point

An ordered pair of Numbers used to locate a point on a coordinate graph

data

information gathered from observations

decameter

a metric unit of length equal to ten meters

equivalent

equal in amount or value

expanded numeral

a number broken apart according to its place value (ex: 458 = 400+50+8)

hundredths

The second place value after a decimal point. Is the second largest decimal value. It takes 100 hundredths to make a whole.

inverse operation

Opposite operations that undo each other; add and subtract or multiply and divide

lowest common denominator

the least number into which all the denominators will go evenly.

magic square

an array of numbers in which the sum of every row, column, and diagonal is the same number.

milligram

one-thousandth of a gram

minimum

the smallest possible quantity

mirror image

a likeness in which left and right are reversed; a reflection

mixed number

a number made up of a whole number and a fraction

multiple

the product of a quantity by an integer

negative

less than zero

obtuse angle

an angle between 90 and 180 degrees

octagon

an eight-sided polygon

ordered pair

A pair of numbers, (x, y), that indicate the position of a point on a Cartesian plane.

origin

the point of intersection of coordinate axes

pentagon

a five-sided polygon

plane

(mathematics) an unbounded two-dimensional shape

proportion

An equation that states that two ratios are equal

quadrilateral

a four-sided polygon

regular polygon

a polygon with all sides and all angles equal

rhombus

a parallelogram with four equal sides

ruler

measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths

square number

the product of a number and itself

symmetrical

having similarity in size, shape, and relative position of corresponding parts

trapezoid

a quadrilateral with exactly one pair of parallel sides

volume

the amount of space an object takes up

week

a period of seven consecutive days starting on Sunday