Definition of Translation and Three Basic Properties

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Objectives

Students perform translations of figures along a specific vector. Students label the image of the figure using appropriate notation.
Students learn that a translation maps lines to lines, rays to rays, segments to segments, and angles to angles. Students learn that translations preserve lengths of segments and degrees of angles.

Prior Knowledge

LinesParallel
Geometry2-D Shapes
GeometryAngles

45 mins Overhead projector transparencies (1 / student), Fine point dry - erase markers (1 / student), Felt cloth or other eraser (1 / or pair) 8.G.A.1

EngagyNY Curriculum by engageny, used under CC-BY-SA 3.0