62 terms

Terms	Definitions
factors	a whole number that divides exactly into another number
meter	a metric unit for measuring length, equal to 100 centimeters
angle	two rays meeting at a common point
center	a point that is equal distance from all parts of a circle
digit	symbol used to show a number
estimate	to reach an approximate answer often by rounding
fraction	any part of a group, number or whole
line	a long thin continuous mark
decimal	a number with a dot that indicates less than one
solve	find the solution to a problem
product	the result when two numbers are multiplied
simplify	to reduce the numerator and denominator in a fraction to the smallest numbers possible
pattern	repeated design or recurring sequence
divide	sharing or grouping a number into equal parts
value	what something is worth or the amount
numerator	number above the line of a fraction, showing the number of parts of the whole
denominator	bottom number in a fraction, the number of parts the whole is divided into
equivalent	having the same amount or value
sequence	ordered list of objects
multiple	a number that is a product of a number and another number
quotient	the answer to a division problem
obtuse angle	An angle that measures more than 90 degrees but less than 180 degrees
acute angle	An angle less than 90 degrees
isosceles triangle	triangle with two congruent sides
equilateral triangle	all sides are congruent
scalene triangle	a triangle with no congruent sides
congruent	Having the same size and shape
vertex	the point of intersection of lines or the point opposite the base of a figure
ray	(mathematics) a straight line extending from a point
point	a very small circular shape, a geometric element that has position but no extension
perpendicular	intersecting at or forming right angles
parallel	being everywhere equidistant and not intersecting
intersecting	lines that cross
diagonal	(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
expression	a mathematical phrase that contains operations, numbers, and/or variables
equation	a mathematical statement that two expressions are equal
inequality	A statement that compares two quantities using <, >, ≤,≥, or ≠
stem and leaf	A way to display data, the values are grouped so that all but the last digit is the same in each category
line graph	A graph that uses line segments to show changes that occur over time
bar graph	a graph that uses horizontal or vertical bars to display data
compatible numbers	Numbers that are close to the given numbers that make estimation or mental calculation easier
right angle	the 90 degree angle between two perpendicular lines
complementary	Two angles whose measures have a sum of 90°
supplementary	sum of angles that equals 180 degrees
ordered pairs	pair of numbers that give the coordinates for a point on a grid
mean	an average of n numbers computed by adding some function of the numbers and dividing by some function of n
median	The middle number in a set of numbers that are listed in order
mode	the most frequent value of a random variable
range	the limits of the values a function can take
line plot	a graph that shows the frequency of data along a number line
polygon	a closed plane figure bounded by straight sides
quadrilateral	a four-sided polygon
hexagon	a six-sided polygon
pentagon	a five-sided polygon
octagon	an eight-sided polygon
square	(geometry) a plane rectangle with four equal sides and four right angles
rectangle	a parallelogram with four right angles
circle graph	A graph of data where the entire circle represents the whole or 100%
pictograph	a graph that uses pictures to show and compare information
variable	a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity
of	multiply
equivalent	equal in amount or value

Flickr Creative Commons Images

Some images used in this set are licensed under the Creative Commons through Flickr.com. Click to see the original works with their full license.

• "isosceles triangle" image

This product uses the Flickr API but is not endorsed or certified by Flickr.