gmat maths – 82 Words

divisor

one of two or more integers that can be exactly divided into another integer

quotient

the number obtained by division

remainder

something left after other parts have been taken away

prime factor

the prime factors of a quantity are all of the prime quantities that will exactly divide the given quantity

composite number

an integer that is divisible without remainder by at least one positive integer other than itself and one

reciprocal

concerning each of two or more persons or things

inverse

turned backward in order or nature or effect

improper fraction

a fraction whose numerator is larger than the denominator

proper fraction

a fraction with a numerator smaller than the denominator

vulgar

of or associated with the great masses of people

complex fraction

a fraction with fractions in the numerator or denominator

decimal system

a positional system of numeration that uses decimal digits and a base of ten

recurring decimal

a decimal with a sequence of digits that repeats itself indefinitely

nonnegative

either positive or zero

base

lowest support of a structure

power

possession of the qualities required to do something

common logarithm

a logarithm to the base 10

radical sign

a sign indicating the extraction of a root

cardinal

a vivid red color

ordinal

being or denoting a numerical order in a series

geometric mean

the mean of n numbers expressed as the n-th root of their product

dispersion

spreading widely or driving off

normal distribution

a theoretical distribution with finite mean and variance

permutation

a complete change in character or condition

combination

the act of bringing things together to form a new whole

division

the act of partitioning

divisible

capable of being or liable to be divided or separated

dividend

a number to be divided by another number

coefficient

a constant number that serves as a measure of some property

term

a limited period of time during which something lasts

quadratic

of or relating to the second power

factorization

(mathematics) the resolution of an entity into factors such that when multiplied together they give the original entity

trigonometric function

function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle

inverse function

a function obtained by expressing the dependent variable of one function as the independent variable of another; f and g are inverse functions if f(x)=y and g(y)=x

arithmetic progression

(mathematics) a progression in which a constant is added to each term in order to obtain the next term

bisect

cut in half or cut in two

vertical angle

either of two equal and opposite angles formed by the intersection of two straight lines

acute angle

an angle less than 90 degrees but more than 0 degrees

obtuse angle

an angle between 90 and 180 degrees

straight angle

an angle of 180 degrees

round angle

an angle of 360 degrees

interior angle

the angle inside two adjacent sides of a polygon

exterior angle

the supplement of an interior angle of a polygon

diagonal

having an oblique or slanted direction

quadrilateral

a four-sided polygon

pentagon

a shape with five angles and five sides

hexagon

a six-sided polygon

heptagon

a seven-sided polygon

octagon

a shape with eight angles and eight sides

nonagon

a nine-sided polygon

decagon

a polygon with 10 sides and 10 angles

polygon

a closed plane figure bounded by straight sides

multilateral

having many parts or sides

parallelogram

a quadrilateral whose opposite sides are parallel and equal

equilateral

having all sides of the same length

rhombus

a parallelogram with four equal sides

trapezoid

a quadrilateral with one pair of parallel sides

congruent

corresponding in character or kind

isosceles triangle

a triangle with two equal sides

equilateral triangle

a three-sided regular polygon

scalene triangle

a triangle with no two sides of equal length

oblique

slanting or inclined in direction or course or position

hypotenuse

the side of a right triangle opposite the right angle

arm

a human limb

vertex

the highest point of something

opposite

being directly across from each other

chord

a combination of three or more notes that blend harmoniously

radius

a straight line from the center to the perimeter of a circle

circumference

the length of the closed curve of a circle

arc

a continuous portion of a circle

radian

the unit of plane angle adopted under the Systeme International d’Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)

tangent

a line that touches a curve at only one point

inscribe

carve, cut, or etch into a material or surface

circumscribe

draw a geometric figure around another figure

cylinder

a surface generated by rotating a line around a fixed line

cone

a shape with a circular base and sides tapering to a point

pyramid

a polyhedron having a polygonal base and triangular sides

abscissa

the value of a coordinate on the horizontal axis

ordinate

the value of a coordinate on the vertical axis

quadrant

any of the four areas into which a plane is divided

intercept

seize, interrupt, or stop something on its way

parabola

a curve formed by an object thrown in the air and falling
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