- Type
- Crossword Puzzle

An event that occurs every 100 years, a 100th anniversary centennial

A unit of length in the metric system; it takes 100 to equal 1 meter Centimeter

An Arthropod with perhaps 100 legs Centipede

A period of 100 years Century

A period of ten years Decade

A polygon with ten sides and ten angles Decagon

An athletic contest consisting of ten different events Decathlon

A number using the base of ten; a part of a whole based on groups of ten Decimal

cent, centi Hundred

dec, deca ten

penta five

oct eight

sol, soli one, only, alone

A polygon with five sides and five angles pentagon

An athletic contest consisting of five different events pentathlon

A shape with eight sides and eight angles octagon

A group or series of eight; in music, a tone eight degrees higher or lower than the other one octave

A group of eight; eight musicians Octet

A mollusk with eight tentacles octopus

A game played by one person solitaire

Isolation; seclusion; the state of being alone solitude

- Type
- Crossword Puzzle

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

- Type
- Crossword Puzzle

polygon with three sides triangle

polygon with five sides pentagon

polygon with eight sides octagon

polygon with ten sides decagon

a triangle with an angle with 90 degrees right

triangle with an angle of greater than 90 degrees obtuse

a square, rectangle and rhombus are always this parallelogram

Lines that never touch and always the same distance apart parallel

lines that intersect perpendicular

triangle with three congruent sides equilateral

triangle with zero congruent sides scalene

same or equal length congruent

polygon with all sides and angles congruent regular

- Type
- Crossword Puzzle

A set of points on a line consisting of two endpoints and all the points between them. Line Segment

A straight one-dimensional figure having no thickness and extending infinitely far in one direction. Line

Part of a line that starts at a particular point and extends infinitely far in one direction. Ray

A series of connected line segments that starts and ends at the same place and does not intersect itself anywhere in between. Polygon

A three-sided polygon. Triangle

A four-sided polygon. Quadrilateral

A five-sided polygon. Pentagonal

A six-sided polygon. Heptagon

An eight-sided polygon. Octagon

A nine-sided polygon. Nonagon

A ten-sided polygon Decagon

A common endpoint of two sides of a polygon or an angle. Vertex

A segment that connects two nonadjacent vertices of a polygon. Diagonal

The distance around a figure. Perimeter

A figure formed by two line segments or rays with a common endpoint. Angle

A line that divides a figure in half so that each half is the mirror image of the other. Axis of Symmetry

Two geometric objects having the same measure. Congruent

An angle that measures 90 degrees. Right Angle

formula for area l*w*h

- Type
- Crossword Puzzle

Polygons having the same shape. Two polygons whose corresponding angles are congruent and the lengths of the corresponding sides are proportional. SIMILAR POLYGONS

Space occupied by a solid; measured in cubic inches. VOLUME

3-D figure with faces(sides) that are polygons. A solid figure with many plane faces, typically more than six. POLYHEDRON

Parts of congruent figures that match or are in the same places as each other. The parts (angles or sides) are in the same relative position in each of the figures. CORRESPONDING PARTS

Using properties of similar polygons to find lengths that are difficult to measure directly. A method of using proportions to find an unknown length or distance in similar figure. INDIRECT MEASUREMENT

Applying more than one transformation to an image. A transformation is put on the previous image several times. COMPOSITION OF TRANSFORMATIONS

Shapes that have the same shape but different sizes,~. Having corresponding sides proportional and corresponding angles equal. SIMILAR

A 3-D figure with all points the same distance from the center. A round solid figure, or its surface, with every point on its surface equidistant from its center. SPHERE

3-D figure with two parallel congruent circles. Connected by a curved circle. A solid geometric figure with straight parallel sides and a circular or oval cross section. CYLINDER

3-D figure with one circle base connected by a curved surface to a single vertex. A solid or hollow object that tapers from a circular or roughly circular base to a point. CONE

Objects made up of more than one solid. A solid that is composed, or made up of, two or more solids. COMPOSITE SOLIDS

Longest side of a right triangle; always across or opposite from right angle. HYPOTENUSE

Reversing the Pathagorean Theorem; Switching the hypotenuse and conclusion of a conditional statement. CONVERSE

Has three angles and three sides; has a sum of 180 degrees. TRIANGLE

Simply closed figure with three or more sides. POLYGON

Angles of a triangle that are not adjacent to a given exterior angle. REMOTE INTERIOR ANGLES

Operation that maps an original geometric figure to a now figure. A general term for four specific ways to change the shape on a graph. TRANSFORMATION

Fixed point or point that doesn't change in a rotation. POINT OF ROTATION

Intersecting line making a right angle. Two lines that meet a pet a right angle. PERPENDICULAR LINES

Outside the parallel's but opposite of the transversal; congruent. ALTERNATE EXTERIOR ANGLES

- Type
- Crossword Puzzle

A simple closed curve made up of only line segments. Polygon

The diagonals of a rhombus bisect each other at Right Angles

What is the maximum number of obtuse angles that a quadrilateral can have Three

A quadrilateral whose all sides and angles are equal is a Rectangle

A quadrilateral whose all sides, diagonals and angles are equal is a square

the number of sides of a regular polygon whose each interior angles is of 135 degree eight

a quadrilateral which has two pairs of equal consecutive sides. Kite

A five sided polygon Pentagon

Which one has all the properties of a kite and a parallelogram Rhombus

A six sided polygon hexagon

- Type
- Crossword Puzzle

The maximum or minimum point of a quadratic function. vertex

The line of symmetry that runs through the vertex; can be found algebraically: x=-b/(2a) axis of symmetry

All the input values of a function. domain

All the output values of a function. range

x = -b ± √(b² - 4ac)/2a quadratic formula

one of the possible outcomes of a probability experiment event

a possible result of an experiment outcome

a diagram that shows how two or more sets in a universal set are related Ven diagram

a collection or list of items SET

events such that the outcome of one event does not affect the probability of the outcome of another event independent events

'sides and angles' that are images of each other will be equal if the two triangles are congruent. CORRESPONDING PARTS

Any number that can be written as a simple fraction, with a whole number numerator and denominator, such as terminating decimals, repeating decimals and integers. rational number

A square with a whole number root. perfect square

An angle of exactly 90 degrees. right angle

A triangle that contains a right angle. right triangle

Any number that cannot be written as a simple fraction, such as non-repeating, non-terminating decimals, square roots of non-perfect squares, pi. irrational number

The result of multiplying a number by itself square

Greek philosopher, 570-495 BC. There is no evidence that Pythagoras himself worked on or proved the Pythagorean Theorem, which was used previously by Babylonians and Indians. Pythagoras

A mathematical symbol that indicates the extraction of the root of the square inside. radical sign

the statement that the values of two mathematical expressions are equal equation

a numerical or constant quantity placed before and multiplying the variable in an algebraic expression Coefficient

solving a problem solutions

value that,when multiplied by itself,gives the number roots

relationship between two numbers indicating how many times the first number contains the second ratio

two ratios or fractions are equal proportion

relationship between two numbers indicating how many times the first number contains the second ratio

a single number or variable, or numbers and variables multiplied together terms

an unbroken part of a circle arc

an angle whose vertex is at the center of a circle central angle

- Type
- Crossword Puzzle

Is a shape pentagon

Each of four quaaters of a circle quadrant

A four sided plane figure quadrangle

Four children quadruplets

An animal that has four feet quadruped

Recurring every four years quadrennial

A group of four related literary or operatic works tetralogy

Noun form of tetrach tetrachy

A four-footed animal tetrapod

Five children quintuplets

The most perfect or typical example of a quality or class quintessence

Representing the most perfect or typical example of a quality or class quintessential

Another term for pentagram pentangle

An athletic event comprising five different events for each competitor pentathlon

Noun form of pentathlon pentathlete

Governmet by five people pentarchy

Any grouping of five things pentad

An athlete that competes in a decathlon decathlete

To take the tenth part decimate

An athletic contest consisting of ten different events decathlon

- Type
- Crossword Puzzle

branch of mathematics that deals with points, lines, planes, and solids and examines their properties geometry

has no size, length, width, or height. represented by a dot and named by a capital letter point

set of all points space

points that lie on the same line collinear points

points that lie on the same plane coplaner points

line that consists of two points and all points between them segment

the part of a line that contains an endpoint and all other points extending in the other direction ray

things measuring to the same size or length congruent

a point that divides a segment into two congruent parts midpoint

angle whose measure is between 0 and 90 degrees acute angle

an angle that measures 90 degrees right angle

an angle whose measure is greater than 90 but less than 180 degrees obtuse angle

an angle whose measure is 180 degrees straight angle

triangle with no sides congruent scalene

triangle that has a right angle included right triangle

two angles whose sum is 90 degrees complementary

two angles whose measures sum up to 180 degrees supplementary

line that intersects a circle in two points secant

segment that connects two ponts on a circle chord

comparison of two numbers by divison ratio

congruent polygons lying in parallel planes bases

equation that sates two ratios are equal proportion

parellelogram with consecutive sides congruent rhombus

four sided figure with all sides congruent square

a line segment with two points on a cirlce that passes through the center diameter

- Type
- Crossword Puzzle

three-dimensional shape which consists of two identical polygons PRISM

A triangle having three unequal sides and angles SCALENETRIANGLE

A position in space. POINT

Line segments that do not intersect PARALLELL

arc of a circle having measure less than or equal to. MINORARC

arc of a circle having measure greater than or equal to radians. MAJORARC

A 90 degree angle. RIGHTANGLE

an angle formed by two chords in a circle which have a common endpoint INSCRIBEDANGLE

a round plane figure whose circumference consists of points equidistant from the center. CIRCLE

a straight line segment whose endpoints both lie on the circle. CHORD

A polygon with 5 sides and 5 angles. PENTAGON

Two or more circles which have the same center point CONCENTRICCIRCLES

A polygon having eight angles and eight sides OCTAGON

A line that intersects two or more points on a curve. SECANT

Has 3 sides TRIANGLE

A straight line passing through the center of a circle. DIAMETER

A line that just touches a curve at one point, without cutting across it. TANGENT

One part of a line LINESEGMENT

A polygon having six sides and six angles. HEXAGON

A rectangle having all four sides of equal length SQUARE

- Type
- Crossword Puzzle

A triangle that contains only angles that are less than 90 degrees. Acute Triangle

The amount of rotation needed to bring one line or plane into coincidence with another, generally measured in radians or degrees. Angle

The number of square units required to cover a surface. Area

1. An imaginary line through a body, about which it rotates. Axis

A 3D point defining the geometric center of a solid. Centroid

A round plane figure whose boundary consists of points equidistant from the center Circle

1. A triangle located round a polygon such as a circle. Circumscribe

A solid composed of two congruent circles in parallel planes, their interiors, and all the line segments parallel to the axis with endpoints on the two circles. Cylinder

The measure of mass density is a measure of mass per volume. Density

A straight line passing from side to side through the center of a circle or sphere. Diameter

A shape generated by a point moving in a plane so that the sum of its distances from two other points (the foci) is constant and equal to the major axis Ellipse

A curve formed at the interior intersection between two or more surfaces. Fillet

To draw a figure within another so that their boundaries touch but do not intersect. Inscribe

The amount of matter in an object or the quantity of the inertia of the object. Mass

A triangle with one angle that is greater than 90 degrees. Obtuse Triangle

A four-sided polygon with both pairs of opposite sides parallel. Parallelogram

The numerical value of the ratio of the circumference of a circle to its diameter Pi

Any plane figure bounded by straight lines. Polygon

A solid geometric figure whose two ends are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms. Prism

A four-sided polygon. Quadrilateral

A straight line from the center to the circumference of a circle or sphere. Radius

A parallelogram with 90 degree angles. A square is also a rectangle. Rectangle

A triangle that has a 90 degree angle. Right Triangle

A regular polygon with four equal sides and four 90 degree angles. Square

The squared dimensions of the exterior surface Surface Area

A straight or curved line that intersects a circle or arc at one point only. Tangent

A polygon with three sides. Triangle

The amount of three-dimensional space occupied by an object or enclosed within a container. Volume

A four-sided polygon. Quadrilateral