Amerigo: High School Math Vocabulary Flashcards
Equation
A mathematical statement that two quantities are equal.
Degree
The unit used to measure the size of an angle.
Volume
The measure of the number of cubic units needed to fill a space.
Mean
The average.
Median
The middle number in a set of data.
Supplementary Angles
Two angles whose measure is 180 degrees
Area
The measure of the amount of surface on a flat surface.
Diameter
The distance across a circle.
Radius
Half the distance across a circle.
Hypotenuse
The side opposite to the right angle in a right angle.
Congruent
The same size and same shape.
Prime Number
A number only divisible by itself and one
Ratio
A comparison of two numbers
Score
Twenty years
Range
The difference between the highest and lowest number in a set of data.
Mode
The number that occurs most often in a set of data.
Complementary Angles
Two angles whose measure is 90 degrees.
Perimeter
The distance around a polygon.
Digit
One of the ten number symbols
Quotient
The answer to a division problem
Integers
The set of whole numbers and their opposites.
Decade
Ten years
Exponent
A number showing how many times the base is used as a factor.
Parallel Lines
Coplanar lines that do not intersect.
Histogram
A graph used to show frequencies
Null set
A set containing no elements
Subsets
When every element of A is also an element of B
Infinite Set
A set whose elements cannot be counted
X-axis
The Horizontal number line.
Legs
The 2 sides that are not the hypotenuse
Y-Axis
The vertical number line
Term
An expression that is a number or a variable
Permises
A set of statements accepted as true from which a conclusion is drawn
Trend line
A line that can be drawn near most points on a scatter plot
Variable
A symbol used to represent a number
Transformation
A way of moving or changing the size of a geometric figure on the coordinate plane.
Rotation
A transformation in which a figure is turned about a fixed point
Tessellation
A pattern in which one or more shapes are repeated
Factor
Any number multiplied by another to produce a product
Percentile
A measure of rank in a group
Coefficient
The numerical part of a monomial
Translation
A change in the position of a figure such that all points slide the same distance
Reciprocals
Two numbers whose product is 1
Concentric Circles
Two or more circles having a common center point
Formula
An equation stating a relationship between two quantities
Equivalent Sets
Two sets that contain the same number of elements
Polygon
A plane figure with 3 or more sides
Slope
The ratio of the change in Y to the change in X
Line
A set of points that extends infinitely in opposite direction
Sample Space
Set of all possible outcomes of an event
Ray
Part of a line that start at one endpoint and extends infinitely in one direction
Unsound Argument
An Argument whose form is valid but contains at least one false premise
Line Segment
Part of a line having two endpoints
Transversal
A line that intersects each of two other coplanar lines in different points
Circumference
The distance around a circle
Skew Lines
Noncoplanar lines that do not intersect and are not parallel
Adjacent Angles
Angles that share a side and a vertex
Lateral Faces
Faces of prisms and pyramids that are not bases
Perpendicular Lines
Two lines that intersect to form right angles
Inscribed angle
An angle whose vertex lies on the circle
Origin
Point of intersection of the x and y axes
Expression
Parts of a variable expression that are separated + and - signs
Data
Information
Permutation
An "arrangement number" or "order," is a rearrangement of the elements of an ordered list into a one-to-one correspondence with itself.
Measure Of Central Tendency
is a measure that tells us where the middle of a bunch of data lies.
Monomial
A polynomial with just one term.