Math Final Vocabulary
Terms
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- improper fraction
- a fraction having its numerator equal to or greater than its denominator
- ray
- part of a line with one endpoint
- origin
- the point(0,0) in the coordinate plane where the x-axis and the y-axis intersect
- angle
- two rays with a common endpoint, called the vertex
- point
- a location or position usually named by a capital letter of an alphabet
- discount
- a reduction on the regular, or list, price of an item
- octagon
- a polygon with 8 sides
- parallelogram
- a quadrilateral with two pairs of parallel lines
- circle
- a closed plane figure all of whose points are equidistant from a point within called the center
- Indentify element of Addition
- zero is the indentify element in addition because adding zero to a number does not change its value
- equation
- a mathematical sentence expressing equality
- line
- a set of points in order extending definitely in opposite directions
- numerator
- the part of a fraction above the line, which tells how many parts are being considered
- Distributive Property of Multiplication over add
- the product of a factor times a sum can be written as the sum of the two products
- corresponding angles
- pairs of nonadjacent angles that lie on the same side of a transversal of 2 lines and in correspondiing positions
- vertex
- the common endpoint of two rays in an angle, two line segments in a polygon, or three or more edges in a polyhedron
- perpendicular lines
- lines in a plane that intersect to form right angles
- probability
- a branch of mathematics that analyzes the chance that a given outcome will occur
- meter
- the basic unit of length in the metric system
- factor
- one of two or more numbers that are multiplied to form a product
- polygon
- a simple closed figure with sides that are line segments
- quadrilateral
- any four-sided polygon
- median
- the middle number in a set of numbers arranged in order; if there is an even number of entries, it is the average of the numbers in the middle
- Associative property of multiplication
- the grouping of the factors does not change the product
- area
- the number of square units a region contains
- equivalent fraction
- fractions that name the same number
- divisible
- a number is divisible by another number if there is no remainder
- segment
- a part of a line with two endpoints
- rectangle
- a quadrilateral with all angles and all sides congruent
- right angle
- an angle measuring exactly 90 degrees
- Commutative property of multiplication
- the order of the factors does not change the product
- scalene triangle
- a triangle with no sides congruent
- LCM
- the least number, other than 0, that is a common multiple of two or more numbers
- Commutative property of addition
- the order of the addends does not change the sum
- perimeter
- the measure of the distance around a figure
- acute angle
- an angle measuring less than 90 degrees
- complementary angles
- two angles the sum of whose measure is 90 degrees
- triangle
- a polygon with three sides
- mode
- the number that appears most frequently in a set of numbers
- pi
- the ratio of the circumference to the diameter of any circle
- ordered pairs
- a pair of numbers that locate a point in a coordinate plane; the first number tells how far to move right or left on the x-axis and the second number tells how far to move up and down on the y-axis
- equailateral triangle
- a triangle with three congruent sides
- integer
- numbers that are either positive or negative and 0
- obtuse angle
- an angle measuring between 90 degrees and 180 degrees
- square root
- a number which when multiplied by itself gives the orginial number (radicand)
- mixed number
- a number having a whole number part and a fraction part
- diameter
- a segment passing through the center of a circle with both endpoints on the circle
- prime fractorization
- expressing a composite numberas the product of two or more prime numbers
- simple interest
- the amount paid by a bank to a depositor oonly on the principal for a stated period of time
- square
- a rectangle with four sides of the same measure
- percent
- the ratio or comprasion of a number to one hundred
- isosceles triangle
- a triangle having two opposite sides and two opposite angles congruent
- multiple
- the product of a given number and any whole number
- prime number
- a whole number greater than 1 that has only two factors, itself and1
- line of symmetry
- a line that divides a figure into two congruent parts
- parallel lines
- lines in a plane that never intersect
- quadrant
- one of four sections into which the coordinate plane is divided
- range
- the difference between the greatest and the least number in a set of numbers
- ratio
- a comparison of two numbers by division
- cube
- a rectangular prism with six congruent faces
- absolute value
- the distance of a number from zero on a number line
- composite number
- a whole number greater than 1 that has more than two factors
- terminating decimal
- a decimal that has no remainders
- supplementary angle
- two angles the sum of whose measures is 180 degrees
- rhombus
- a parallelogram with all sides congruent and opposite angles congruent
- interest
- the amount paid by the borrower for the use of the principal for a stated period of time
- variable
- a etter of the alphabet that stands for a number value in a mathematical expression or equation
- radius
- a segment from the center of a circle to a point on the circle
- expression
- an open mathematical phrase or sentence coontaining one or more variables; the value of the expression depends upon the value given the variable
- GCF
- the greatest factor that is common to two or more numbers
- trapezoid
- a quadrilateral with one pair of parallel sides
- circumferemce
- the distance around, or the perimeter of, a circle
- equally likely outcomes
- the chance is the same of getting any one of the desired outcomes
- pentagon
- a polygon with five sides
- hexagon
- a polygon with 6 sides
- Associative property of addition
- the grouping of the addends does not change the sum
- mean
- the average of a set of numbers
- proportion
- a equation stating that wo ratios are equal
- exponent
- a numeral that tells how many times the base is used as a factor
- order of operation
- the order in which mathematical operations must be done when more than one operation is involved