Lines
Quadrilaterals
Polygons
Vocabulary
How many Lines of Symmetry?
100

A specific place shown with a dot

point

100

I have 4 equal sides and 4 square angles

square

100

I am a three sided figure

triangle

100

Lines that cross

intersecting

100

a heart

1

200

A set of points that goes on forever

Line

200

I have 2 sets of parallel sides , 4 square angles and 2 sides that have the same length

rectangle

200

I am a 4 sided shape

quadrilateral

200

A 2D, closed plane shape with no curves

polygon

200

 square

4

300

A part of a line that has 2 endpoints

Line Segment

300

I have 4 equal sides with no square corners

rhombus

300

I am a 5 sided shape

pentagon

300

I can fold on a line to form 2 matching points

line symetric

300

a rectangle

2

400

Lines that never cross

Parallel lines

400

I have opposite sides that are parallel

Parallelogram

400

I am a 6 sided shape

Hexagon

400

I am the dotted line that you fold to find if a figure matches up

symmetry

400

the letter H

2

500

Lines that make right angles when the cross

Perpendicular lines

500

I have at least 1 set of parallel sides

Trapezoid

500

I am an 8 sided shape

octagon

500

A part of a line that goes forever in 1 direction

ray

500

A circle

infinite