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22 Cards in this Set
 Front
 Back
plane shape

a shape that has no thickness, a flat shape

circle

a flat, round shape with no corners or sides

square

a flat shape with 4 equal sides and 4 equal corners

triangle

a flat shape with 3 sides and 3 corners

rectangle

a flat shape with 4 sides and 4 equal corners

oval

a flat shape that looks like a stretched circle

side

the straight part of a shape

corner

the place where 2 or more edges meet

congruent

having the same size and shape

line of symmetry

a line that divides a shape into 2 congruent parts that match when one part is folded over the line of symmetry

turn

movement of a shape around a fixed point

flip

movement of a shape over a line

slide

movement of a shape into a new position without turning or flipping it

solid figure

figures that are 3 dimensional, have length, width, and height

rectangular prism

a 3D figure in which all 6 faces are rectangles

sphere

a 3D figure with a curved surface all the way around, like a ball

cone

a 3D figure with a point and a round base, like a waffle cone

cylinder

a 3D figure that is round with 2 flat faces, like a can

cube

a 3D figure with 6 equal square faces

pyramid

a 3D figure with a point and 3 or more triangle faces

face

a flat surface on a solid 3D figure

edge

the line where 2 faces of a solid 3D fiture meet
