Spanish (SP)
French (FR)
Portuguese (PT)
* = Cognate
Word 
Academic Language Meaning 
Everyday Language Version 
Other Forms of the Word or Phrase 
Related Words or Phrases 
Translation

Examples of word use with students 
Congruent 
Two geometric figures in the plane are congruent if one can be obtained from the other by some combination of rotations, reflections, and translations 
The same or equal in some way; same size and shape. 
Congruently Congruence 
Congruous Same shape 
*Congruente (SP) *Congruent(e) (FR) Coincidente (PT) 

Reflection 
A transformation in which each point is mapped to a corresponding point, which is an equal point from, and at right angles to, a mirror line; a map that transforms an object into its mirror image. 
Mirror image. 
Reflect Reflects Reflecting Reflected 
Copy Duplicate Symmetry 
*Reflexión (SP) *Réflexion (FR) *Reflexão (PT) 

Translation 
A transformation in which an object is moved to a new position without being turned or reflected. The translated image is the same size and shape as the object. 
A change or conversion from one version to another; to modify.

Translate Translates Translating Translated 
Reposition Relocation

*Traslación (SP) *Translation (FR) *Translação (PT) 

Rotation 
A transformation in which a figure is turned so that each point on the image remains the same distance from a fixed point (2D or 3D) or line (3D). 
Turning around; moving clockwise or counterclockwise. 
Rotations Rotating Rotated 
Turn Moving in a circle

*Rotación (SP) *Rotation (FR) *Rotação (PT)


Isosceles Triangle

A triangle that has two equal sides. The angles opposite these sides are also equal. 
A triangle with two equal sides. 
 
 
Triángulo isosceles (SP) Triangle isocèle (FR) Triångulo isósceles (PT) 

Rectangle 
A parallelogram with four right angles 
 
Rectangular Rectangles

Parallelogram Quadrilateral Quadrangle 
*Rectángulo (SP) *Rectangle (FR) *Retângulo (PT)


Turn 
 
Movement around an axis or a center. 
Turns Turned Turning 
Rotation Moving in a circle 
Virar/Girar (SP) *Tourner (FR) Virar/Girar (PT) 

Slide 
 
Linear movement along a surface. 
Slides Slid Sliding 
Drift Move along Translate 
Deslizar (SP) Glisser (FR) Deslizar (PT) 

Flip 
 
To turn over; to turn upright then down. 
Flips Flipped Flipping 
Reflection

Voltear (SP) Retourner (FR) Virar (cabeça para baixo) (PT) 

Discover 
 
To make known; obtain knowledge of. 
Discovers Discovered Discovering Discovery 
Find Determine 
*Descubrir (SP) *Découvrir (FR) *Descobrir (PT) 

Alike 


In the same or similar manner, for, or degree. 
Alikeness

Similar

*Similar (SP) *Similaire/Semblable (FR) *Similar (PT) 

To Fold 
 
To lay one part over another part. 
Folded Folds 
Enclose Envelop Double Over

Doblar (SP) Plier (FR) Dobrar (PT)

