ABC’s of GeometryABC’s of GeometryHunter Hovan Hunter Hovan

Gavin AnthonyGavin Anthony

Pd.1Pd.1

A=AngleA=Angle

The union of 2 rays that have the same The union of 2 rays that have the same endpointendpoint

B=BaseB=Base

The surface that a solid stands onThe surface that a solid stands on

C=CircumferenceC=Circumference

The perimeter of a circleThe perimeter of a circle

D=DecagonD=Decagon

A ten-sided polygonA ten-sided polygon

E=Equilateral TriangleE=Equilateral Triangle

Equal in length on all sidesEqual in length on all sides

F=FlipF=Flip

Make a mirror image of one shape or Make a mirror image of one shape or objectobject

G=GraphG=Graph

A diagram of valuesA diagram of values Usually shown with line or barsUsually shown with line or bars

H=HexagonH=Hexagon

A six sided polygonA six sided polygon

I=Isosceles Triangle I=Isosceles Triangle

A triangle with two equal sidesA triangle with two equal sides

J=AdJ=AdJJacent Angleacent Angle

Two angles that share a common Vertex Two angles that share a common Vertex and don’t overlapand don’t overlap

K=KiteK=Kite

A quadrilateral that has two distinct pairs A quadrilateral that has two distinct pairs of consecutive equilateral sidesof consecutive equilateral sides

L=LineL=Line

Is straight (no line)Is straight (no line) Has no thickness Has no thickness

M=Measurement M=Measurement

The process of assigning a number to a The process of assigning a number to a physical property. physical property.

N=Number LineN=Number Line

A line that represent the set of numbersA line that represent the set of numbers

O=Obtuse AngleO=Obtuse Angle

An angle that has measure more than 90° An angle that has measure more than 90° and less than 180°and less than 180°

P=PiP=Pi

The ratio of the circumference of a circle to The ratio of the circumference of a circle to its diameter its diameter

π = 3.141592653589793 π = 3.141592653589793

Q=QuadrilateralQ=Quadrilateral

A polygon with four sides.A polygon with four sides.

R=RectangleR=Rectangle

A box shape on a plane.A box shape on a plane.

S=SquareS=Square

A rectangle with all four sides of equal A rectangle with all four sides of equal length.length.

T=TriangleT=Triangle

A polygon with three sides. A polygon with three sides.

U=UndecagonU=Undecagon

A polygon with eleven sides. A polygon with eleven sides.

V=VertexV=Vertex

A corner point of a geometric figure. A corner point of a geometric figure.

S=SkeS=SkeWW Lines Lines

Lines in three dimensional space that do Lines in three dimensional space that do not intersect and are not parallel not intersect and are not parallel

X=X-AxisX=X-Axis

The line on a graph that runs horizontally The line on a graph that runs horizontally (left-right) through zero.(left-right) through zero.

Y=Y-AxisY=Y-Axis

The line on a graph that runs vertically The line on a graph that runs vertically (up-down) through zero.(up-down) through zero.

Z=Z-AxisZ=Z-Axis

The third line in a 3-dimensional The third line in a 3-dimensional coordinate system.coordinate system.