Created by Lynn Rathbun
over 10 years ago


Question  Answer 
open plane figure  
open plane figure  A plane figure that does not start and end at the same point. 
closed plane figure  A plane figure that starts and ends at the same point. 
closed plane figure  
plane figures  Plane figures are flat figures. They have length and width. They may be open or closed figures. 
vertex, vertices  A point where two sides of a polygon meet. 
quadrilaterals  Polygons with 4 sides and 4 angles. 
parallelogram  A quadrilateral with two opposite sides that are parallel. Only the opposites sides of a parallelogram need to be equal. 
parallelogram  
rhombus  A parallelogram with sides that are equal in length. 
rhombus  
trapeziod  A closed plane figure in which only one pair of opposite sides are parallel. 
trapezoid 
Image:
Trapezoid__PSF_ (image/png)

congruent  Identical figures are congruent. They have the same shape and same size. 
congruent  
slide  Move a figure in any direction to a new position. 
slide 
Image:
slide (image/jpg)

flip  Turn a shape front to back over a line. 
flip 
Image:
flip (image/png)

turn  Rotate a figure about a point. 
turn 
Image:
flip (image/png)

not congruent  Two figures that are either not the same shape or not the same size. 
symmetry  Occurs when two halves of a figure fit each other exactly when folded along a line. Two halves are mirror images of each other. 
line of symmetry  A line that divides a figure into congruent halves. The halves fit exactly over each other when folded along this line. 
line of symmetry  
symmetry 
Image:
symmetry1 (image/jpg)

Want to create your own Flashcards for free with GoConqr? Learn more.