open plane figure
open plane figure
closed plane figure
closed plane figure
plane figures
vertex, vertices
quadrilaterals
parallelogram
parallelogram
rhombus
rhombus
trapeziod
trapezoid
congruent
congruent
slide
slide
flip
flip
turn
turn
not congruent
symmetry
line of symmetry
line of symmetry
symmetry
Created by Lynn Rathbun
almost 3 years ago

