# Math Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The flip of a shape over a line. Reflection
A function that moves an object a certain distance. translation
Transformation that produces an image that is the same shape as the original, but is a different size. Dilation
A transformation in which a plane figure turns around a fixed center point. Roation
four specific ways to manipulate the shape of a point, a line, or shape. Transformation
Pair of adjacent, supplementary angles. Linear Pair
Two angles that share a common side and a common vertex, but do not overlap. Adjacent
The angles opposite each other when two lines cross. Verticle
an element of some set called a space (a dot). Point
part of a line that is bounded by two distinct end points, and contains every point on the line between its endpoints. Segment
Exactly equal in size and shape. Congruent
Any 2-dimensional shape formed with straight lines. Polygon
A three dimensional (3D) object. Solid
Set of equations without a common solution. System of Equations
(of a triangle) Is the segment joining the midpoints of two sides of the triangle Mid Segment
The common endpoint of two or more rays or line segments. Vertex
Where the line crosses the y-axis. Y intercept
A line through a shape so that each side is a mirror image. Axis of Symmetry
Any number that can be expressed as the quotient or fraction p/q of two integers. Rational
A parameter of an object or system calculated as an aid to its classification or solution. Discriminant
A value that, when multiplied by itself, gives the number. Square Root
Simply the opposite of a rational number. Irrational
An algebraic equation, such as y = 4x + 3, in which the variables are of the first degree. Linear Equation
Angles that add up to 90 degrees or less. Comp. Angle
A polygon that is both equillateral and eqilamgular Regular Polygon
the point at which the line crosses the x axis. X intercept
an expression consisting of variables and coefficients which only employs the operations of addition, subtraction, multiplication, and non-negative integer exponents. Polynomial
A special ratio in which the two terms are in different units. Rate
vertical lines (perpendicular to the x-axis) near which the function grows without bound. Hori. Asymptote
Starts at a given point and goes off in a certain direction forever. Ray

## Geometry Vocabulary Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

Line segments that do not intersect. They are side by side and have the same distance continuously between them. Parallel
A straight line going through the center of a circle. It connects two points on the circle's circumference. Diameter
An angle that is equal to 90 degrees. It is usually represented by a small square on the vertex of the angle. right
A flat surface that extends forever and does not end. It contains an x and y axis, and infinite points and lines. plane
A transformation that moves an image a certain distance. It slides an image within a plane without rotating or flipping it. translation
A triangle that has two sides of equal length. The angles opposite the equal sides are also equal. isosceles
A pair of adjacent angles formed by intersecting lines. Another word for supplementary angles, meaning that they add up to equal 180 degrees. linear pair
Two lines that intersect. The relationship between the two lines meet at a right angle. perpendicular
A 2-dimensional shape that has three sides and three angles. There are three types of a ________; Equilateral, Isosceles, and Scalene. triangle
Two angles that add up to equal 90 degrees. Two angles that add up to 180 degrees are supplementary, while two angles that add up to 90 degrees are _________. complementary
The perimeter or distance around the edge of a circle. The equation to find the __________ is πd or 2πr. circumference
A straight path that extends in two opposite directions without end, and has no thickness. A _________ can contain infinite points. line
A part of a line that consists of two endpoints. This forms when two points are connected. segment
A part of a line that consists of one endpoint. When naming a _________, the endpoint MUST com first. ray
A 3-dimensional point, line, or shape. It is a region in which objects exist. space
The distance from the center to the circumference of a circle. It is half of the circle's diameter. radius
A transformation that turns an image around a given point. It can be transformed by turning it clockwise or counterclockwise. rotation
Unit to measure angles. One __________ is the angle measurement of 1/360th of a circle. degrees
The common endpoint of two or more rays or line segments. It is the corner or point where lines meet. vertex
A trigonometric function used in a right angled triangle. It is the length of the adjacent side divided by the length of the hypotenuse. cosine

## Geometry Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A closed plane figure formed by three or more straight sides that are line segments. polygon
A polygon with three sides and three angles. triangle
A polygon with four sides and four angles. quadrilateral
A polygon with five sides and five angles. pentagon
A polygon with six sides and six angles. hexagon
A polygon with seven sides and seven angles. heptagon
A polygon with eight sides and eight angles. octagon
A polygon with nine sides and nine angles. nonagon
A polygon with ten sides and ten angles. decagon
An angle that measures greater than 0 degrees and less than 90 degrees. acute
An angle that forms a square corner and has a measure of 90 degrees. right
An angle whose measure is 180 degrees. straight
An angle that measures greater than 90 degrees and less than 180 degrees. obtuse
An exact location in space. point
A straight path of points in a plane that continues without end in both direcetions with NO endpoints. line
A part of a line that includes two points called endpoints and all the points between them. line segment
A part of a line; it has one endpoint and continues without end in one direction. ray
The point at either end of a line segment of the starting point of a ray. endpoint
Lines in the same plane that never intersect and are always the same distance apart. parallel
Two lines that intersect to form four right angles. perpendicular
Lines that cross each other at exactly one point. intersecting
The number of square units needed to cover a surface. area
The distance around a figure. perimeter
A parallelogram with four equal, or congruent, sides and four right angles. square
A parallelogram with opposite sidees that are equal, or congrudent, and with four right angles. rectangle
A parallelogram with four equal, or congruent, sides. rhombus
A quadrilateral with exactly one pair of parallel sides. trapezoid
A quadrilateral whose opposite sides are parallel and equal, or congruent. parallelogram
Having the EXACT same size and shape. congruent

## MATH CROSSWORD PUZZLE - Answer Key

Type
Crossword
Description

This crossword contains the following questions and answers:

The mathematical sentence that uses an equal sign to show that two expressions are equal. EQUATION
The line intersects 2 or more parallel line TRANSVERSAL
The side of the right triangle that is opposite to the right angle. HYPOTENUSE
The symbol that is used to represent a square root RADICAL SIGN
The numerical factor of the term that contains a variable COEFFICIENT
A function whose graph is non vertical line LINEAR FUNCTION
The ratio of change in y to the change in x (rise/run) SLOPE
A polygon with three sides TRIANGLE
Changes the figure into another shape TRANSFORMATION
Identical in form (angles) CONGRUENT
When two parallel lines are cut by a transversal, the angles formed on the outside of the parallel lines EXTERIOR ANGLES
In any right triangle, the sum of the squares of the lengths of legs is equal to the square of the length of the hypotenuse PYTHAGOREAN THEOREM
Lines in the same plane that do not intersect PARALLEL LINES
A transformation in which a figure slides but does not turn TRANSLATION
The set of all points in the space that are the same distance from the point called center SPHERE
A transformation in which a figure is made larger or smaller with respect to a fixed point DILATION
A measure of the amount of space a 3 dimensional figure occupies VOLUME
A number that, when multiplied by itself, equals a given number SQUARE ROOT
Two numbers whose product is 1 RECIPROCALS
A polyhedron that has 2 parallel, congruent bases; the lateral faces are parallelogram PRISM

## Geometry Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

a triangle that has all equal sides and anles is considered an __________ triangle. Name starts with an "e" equilateral
a triangle with no congruent sides. Name starts with an "s". scalene
In this triangle, it has 2 congruent sides. Name starts with an "i". isosceles
coplainar lines that do not intersect. Lines never end. parallel
when the y-axis and x-axis change by a ratio. Many graphs have this type of diagonal. slope
transformation that turns every point. makes a figure move 360 degrees among a point is called _________. Name starts with an "r". rotation
a transformation representing a flip.When a figure flips over the or x-axis it is called a _________. reflection
a transformation that slides a figure. This word starts with a "t" translation
this angle is more than 90 degrees. This angle starts with an "o". obtuse
in a polygon, a segment that connects nonconsecutive vertices of the polygon. Line is neither horizontal nor vertical. diagonal
a quadrilateral with parallel opposite sides. Any sides can be called a base. (square,rhombus,rectangle) parallelogram
a quadrilateral with 4 right angles. Considered a parallelogram. rectangle
a quadrilateral with 4 congruent sides. considered a parallelogram. rhombus
a quadrilateral with 4 right angles and 4 congruent sides, Considered a parallelogram. square
a quadrilateral with one pair of parallel sides. Two base angles. trapezoid
this angle is less than 90 degrees. Angle starts with an "a" acute
a transformation that enlarges or reduces the original figure. Gets smaller or bigger. dilation
a __________ angle forms a perfect 90 degrees. Angle name starts with a "r" right
common endpoints of a figure. The "points" vertex
all figures have one of theses. The ________ encloses a figure. Word starts with a "s" side

## A Crossword Puzzle of the Language of Geometry

Type
Crossword
Description

This crossword contains the following questions and answers:

part of a line that is bounded by two distinct end points segment
2 angles that add up to 180 degrees supplementary
exactly similar parts facing each other or around an axis. symmetry
a figure with four equal straight sides and four right angles square
A line with a start point but no end point ray
having a common vertex and a common side adjacent
a figure with three straight sides and three angles triangle
a nine-sided figure nonagon
a transformation in which the figure is reflected across a line, creating a mirror image reflection
a quadrilateral with only one pair of parallel sides trapezoid
at an angle of 90° to a given line perpendicular
each angular point of a polygon vertex
2 angles that add up to 90 degrees complementary
a transformation in which the figure is turned around a fixed center point rotation
a figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square rectangle
A long thin mark made by a pen line
the continuous line forming the boundary of a closed figure perimeter
a figure with at least three straight sides and angles polygon
a seven-sided figure heptagon
the longest side of a right triangle hypotenuse
a transformation in which every point of the figure is moved in the same direction and for the same distance translation
the space between two intersecting lines or surfaces at or close to the point where they meet angle
a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides rhombus
a triangle that has three unequal sides scalene
a transformation in which the figure is enlarged or decreased in size dilation

## Math Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

To bring two or more numbers (or things) together to make a new total. Add
The size of a surface Area
The distance around the edge of a circle Circumference
A number used to multiply a variable. Coefficient
The plane containing the "x" axis and "y" axis Coordinate Plane
A straight line going through the center of a circle connecting two points on the circumference Diameter
The exponent of a number says how many times to use that number in a multiplication Exponent
A function is a special relationship where each input has a single output Function
A special type of equation that shows the relationship between different variables. Formula
A real number that can NOT be made by dividing two integers Irrational Number
Two numbers written in a certain order. Usually written in parentheses like this: (4,5) Ordered Pair
On a two-dimensional graph it is where the X axis and Y axis cross Origin
The distance around a two-dimensional shape Perimeter
Any of the 4 areas made when we divide up a plane by an x and y axis Quadrant
A flat shape with four straight sides. Quadrilateral
The distance from the center to the circumference of a circle Radius
A 4-sided flat shape with straight sides where all interior angles are right angles (90°). Rectangle
An angle which is equal to 90° Right Angle
A triangle that has a right angle (90°) Right Triangle
How steep a straight line is. Slope
The square root of a number is a value that, when multiplied by itself, gives the number. Square Root
To "slide" Translate
A 3-sided polygon (a flat shape with straight sides). Triangle
A line on a graph showing the general direction that a group of points seem to be heading. Line of Best Fit
The amount of turn between two straight lines that have a common end point (the vertex). Angle

## Circles Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Objects that share the same center Concentric
A point where all point are equal distance from Center
Straight line who's endpoint a lie on the edges of the circle Chords
A straight line segment that passes through the center of the circle and whose endpoints lie on the circle Diameter
The length of a line segment from its center to its perimeter. Radius
A straight line that intersects a curve at two or more points Secant
A line that touches the circle at exactly one point, never entering the circle's interior. Tangent
The set of all points in a plane that are at a given distance from a given point Circle
A part of the circumference of a circle or other curve. Arc
An inscribed angle is the angle formed in the interior of a circle Inscribed Angle
Circle which passes through all the vertices of the polygon. Circumscribed Angle
A line, curve, or surface meeting another line, curve, or surface at a common point and sharing a common tangent line or tangent plane at that point Point of Tangency
Smaller of the two arcs formed when a circle is divided into two unequal parts Minor Arc
The larger of the two arcs formed when a circle is divided into two unequal parts. Major Arc
One-dimensional locus of points that forms half of a circle Semi-Circle
Straight lines from its extremities are joined at that point: Subtend
The angle formed the interior of a circle when two secant lines (or, in a degenerate case, when one secant line and one tangent line of that circle) intersect on the circle. Inscribed Angle
When two straight lines cross a circle, the part of the circle between the intersection points is called the Intercepted Arc

## Circle Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a segment whose endpoints are the center and any point on a circle radius
chord that contains the center of a circle diameter
the point from which all points on a circle are equidistant center
an angle whose vertex is the center of a circle central angle
the distance around a circle circumference
an angle whose vertex is on a circle and whose sides contain chords of the circle inscribed angle
a segment whose endpoints are on a circle chord
a line that intersects a circle in two points secant line
an arc with endpoints that are the endpoints of a diameter semicircle
a line in the plane of a circle that intersects the circle at exactly one point tangent line
if the endpoints of a chord or arc lie on the sides of an inscribed angle, the chord or arc is said to subtend the angle subtend
coplanar circles that intersect in one point tangent circles
an arc that lies between two lines, rays or segments intercepted arc
an angle whose sides are tangent to a circle circumscribed angle
a part of the circumference of a circle arc
a circle that contains all the vertices of an inscribed polygon circumscribed circle
coplanar circles that have a common center concentric circles

## Linear Functions Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The point at which the graph crosses or touches the vertical axis YINTERCEPT
The point at which the graph crosses or touches the horizontal axis XINTERCEPT
An equation whose graph creates a straight line LINEAR FUNCTION
The rate of change in the output relative to the input SLOPE
The difference between the y-values divided by the difference of the x-values SLOPE
The letter used to denote slope M
Another name for a coordinate pair (x,y) that makes an equation TRUE SOLUTION
What form uses the generic equation Ax+By=C? STANDARD
What form uses the generic equation y=mx+b? SLOEPINTERCEPT
What form uses the generic equation y-k=m(x-h) POINTSLOPE
What type of line has the equation y=# HORIZONTAL
What slope does a horizontal line have? ZERO
What type of line has the equation x=# VERTICAL
What slope does a vertical line have? UNDEFINED
The horizontal axis is called what? XAXIS
The vertical axis is called what? YAXIS

## math vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A polygon with 4 sides quadrilateral
The number of times a particular item appears in a data set. frequency
A number that indicates the operation of repeated multiplication. exponent
The value of y at the point where a curve crosses the y-axis. y-intercept
A line segment that connects two points on a curve. chord
A portion of the circumference of a circle. arc
The answer to a division problem. quotient
Lines that have one and only one point in common. intersecting lines
Two angles that share both a side and a vertex. adjacent angles
The number of square units that covers a shape or figure. area
The bottom of a plane figure or three-dimensional figure. base
The set of points in a plane that are a fixed distance from a given point, called the center. circle
To divide into two congruent parts. Bisect
The distance around a circle. circumference
Figures or angles that have the same size and shape. congruent
A number that represents the characteristics of a data set. average
A unit of measure of an angle. degree
The result of subtracting two numbers. difference
A mathematical statement that says that two expressions have the same value; any number sentence with an =. equation
A number that indicates the operation of repeated multiplication. exponent
In probability, a set of outcomes. event
A triangle that has three equal sides. equilateral triangle
Two equations whose solutions are the same. equivalent equations
To substitute number values into an expression. evaluate
A real number that is less than zero. negative number
A point on a line segment that divides the segment into two congruent segments. midpoint
A polynomial with three terms. Trinomial
A statement that might be true, which can then be tested. Hypothesis
The line that divides something into two equal parts. Bisector
A polynomial with two terms. Binomial
Without an end. Not finite. Infinite
consisting of three terms. Trinomial
A value that does not change. constant