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# Math Final Exam voc

## Terms

undefined, object
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hexagon
A polygon with six sides.
place value
the value of a digit depending on its position, or place, in a number.
parallelogram
A quadrilatral with two pairs of parallel sides.
acute triangle
A triangle with three acute angles.
Common denominator
A number that is a multiple of the denominator of two or more fractions.
vertex
the common endpoint of two rays in an angle, of the two line segments in a polygon, or of three or more edges in a space figure.
heptagon
A polygon with seven sides.
prime number
A whole number greater than 1 that has only two factors, itself and 1.
decimal
a number with a decimal point seperating the ones from the tenths place.
least common denominator
The least common multiple of the denominators of two denominators of two or more fractions.
perimeter
The distance around a figure.
perpendicular lines
Lines that intersect to form right angles.
denominator
the number below the bar in a fraction.
rate
A ratio that compares unlike quantities.
right triangle
a triangle with ine right angle.
factor
One of two or more numbers that are multiplied to form a product.
isosceles triangle
A triangle with two congruent angles.
obtuse triangle
A triangle with one obtuse angle.
triangle
A ploygon with three sides.
odd number
A whole number that is not a multiple of 2.
height
The perpindicular distance between the bases of a geometric figure. In a triangle, the perpindicular distance from the opposite vertex to the line containing the base.
numeral
A symbol for a number.
equivalent fraction
Frections that name the same amounts
ray
A part of a line that has one endpoint ans goes on forever in one direction.
diffrence
the answer in subtraction
remainder
the number left over when division is completed.
simplest form
the form of a fraction when the numerator and denominator have no common factor other than 1.
equilateral triangle
A triangle with three congruent angles.
parallel lines
Lines in a plane that never intersect.
cross products
the products obtained by multiplying the numerator of one fraction by the denominator of a second fraction and the denominator of the first fraction by the numerator of the second fraction.
octagon
A polygon with eight sides.
quotient
The ansewer in division.
degree
A unit used to measure angles; a unit used to measure temperature on the Celsius or the fahrenheit
ratio
A comparison of two numbers or quantitiesby division.
common multiple
A number that is a multiple of two or more numbers.
Any one of the set of numebers to be added.
rectangle
A pallelogram with four right angles.
percent
The ratio or comparison of a number to 100.
common factor
A number that is a factor of two or more numbers.
improper fraction
A fraction with its number equal to or greater than its denominator.
pentagon
A polygon with five sides.
obtuse angle
An angle with a measure greater than 90 degrees and less than 180 degrees
whole number
Any of the numbers 0,1,2,3,........
intersecting lines
lines that meet or cross.
expanded form
The number that tells how many times another is to be used as a factor.
cancellation
The dividing of any numerator and denominator of a set of fractions by thier greatest common factor before multiplying.
divisible
a number is divisible by another number if the remainder is 0 when the number is divided by the other number.
rounding
to approximate a number by replacing it with a number expressed in tens,hundreds,thousands, and so on.
divisor
the number by which the dividend is divided.
A polygon with four sides.
right angle
an angle that measures 90 degrees.
scalene triangle
A triangle with no congruent sides.
absolute value
means the distance a numbe is from 0 on the number line.
even number
A whole number divisible 2
decimal point
A point used to seperate ones and tenths in decimals.
positive numbers
A number after zero on the number line.
polygon
a simple closed figure with sides that are line segments.
negative numbers
a number before zero on the number line.
LCM
The least common number, other than 0, that is a common multiple ot two or more numbers.
multiple
A number that is the product of a given number and any whole number.
prime factorization
Expressing a composite number as the product of prime numbers.
point
an exact location, or position, usually represented by a dot.
Acute angle
an angle that measures less then 90 degres
supplementary angle
two angles the sum of whose measures is 180 degrees.
formula
A rule that is expressed by using symbols
area
The number of square units needed to cover a flat suface
numerator
The number above the bar in a fraction.
straight angle
an angle that measures 180 degrees.
exponent
A number that tells how many times another is to be used as a factor.
decagon
A polygon with ten sides.
fraction
A number that names a part of a whole, a region, or a set.
proportion
A number sentence that shows thaat two ratios are equal.
product
The answer in multiplication.
composite number
A whole number greater then 1 that has more then two factors.
lowest term
A fraction is in lowest terms when its numerator and denominator have no common factors other than 1.
integer
the whole numbers and their opposites.
line
A set of points in order extending indefinintely in opposite directions.
factor tree
A diagram used to find the prime factors of a number.
protractor
An instrument used to measure angles.
complementary angle
Two angles the sum of whose measures is 90 degrees.
rhombus
A parallelagram with all sides congruent.
reciprocals
Two numbers whose product is 1.
angle
A figure formed by two rays that have a common endpoint
GCF
the grearest number that is a factor of two or more numbers.
square
A rectangle with all sides congruent.

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