lesson
Reflecting Figures Over the y-axis
Perform reflections of figures over the y-axis using coordinate notation (x, y) → (-x, y).
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This lesson is part of a track
Public learning track
Rigid Transformations on the Coordinate Plane
10 lessons
Goal
Describe and perform translations, reflections, and rotations using coordinate notation, and connect algebraic mapping rules to their geometric effects.
10 lessons
0 of 10 done
- Introduction to Rigid TransformationsUp next
- Translating Figures Using Coordinate NotationNot started yet
- Reflecting Figures Over the x-axisNot started yet
- Reflecting Figures Over the y-axisYou are here
- Reflecting Figures Over Lines Other Than the AxesNot started yet
- Rotating Figures 90 Degrees About the OriginNot started yet
- Rotating Figures 180 Degrees About the OriginNot started yet
- Rotating Figures 270 Degrees About the OriginNot started yet
- Describing Transformations with Coordinate RulesNot started yet
- Mapping Rules: Connecting Algebraic and Geometric TransformationsNot started yet
Learning standards covered
111.41(b)(3)(A)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Gradedescribe and perform transformations of figures in a plane using coordinate notation;
Open Global Standard:OGM.11.GEO.3
111.41(b)(1)(D)Texas Essential Knowledge and Skills (TEKS) · Math · 10th Gradecommunicate mathematical ideas, reasoning, and their implications using multiple representations, including symbols, diagrams, graphs, and language as appropriate;
Open Global Standard:OGM.11.GEO.1
OGM.11.GEO.3OGM.11.GEO.1