Page 237 - NUMINO TG_3A
P. 237
15Unit Fold in Half
NCTM Standards: Geometry - Analyze characteristics and properties of two-and three-dimensional
geometric shapes and develop mathematical arguments about geometric relationships.
- Apply transformations and use symmetry to analyze mathematical situations.
Unit Objective
Learn about the symmetry, congruence, and similarity.
Overview
Geometry - Plane Figures: Congruence and Symmetry
Understand, identify, and draw Identify and draw symmetrical Understand and identify figures
congruent figures. figures and a line of symmetry. made from a piece of paper.
(Grade 4, Unit 27) (Grade 4, Unit 29)
(Grade 4, Unit 28)
Mirror images of different shapes and numbers. Identify and draw congruent, similar,
(Grade 3, Unit 14) and symmetrical shapes.
(Grade 3, Unit 15)
Find shapes that slide, turn, and flip. Find shapes that are congruent and has a symmetry.
(Grade 2, Unit 27)
220 NUMINO Teacher s Guide
NCTM Standards: Geometry - Analyze characteristics and properties of two-and three-dimensional
geometric shapes and develop mathematical arguments about geometric relationships.
- Apply transformations and use symmetry to analyze mathematical situations.
Unit Objective
Learn about the symmetry, congruence, and similarity.
Overview
Geometry - Plane Figures: Congruence and Symmetry
Understand, identify, and draw Identify and draw symmetrical Understand and identify figures
congruent figures. figures and a line of symmetry. made from a piece of paper.
(Grade 4, Unit 27) (Grade 4, Unit 29)
(Grade 4, Unit 28)
Mirror images of different shapes and numbers. Identify and draw congruent, similar,
(Grade 3, Unit 14) and symmetrical shapes.
(Grade 3, Unit 15)
Find shapes that slide, turn, and flip. Find shapes that are congruent and has a symmetry.
(Grade 2, Unit 27)
220 NUMINO Teacher s Guide
