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Mathematics
 Standard 5.Understands and applies basic and advanced properties of the concepts of geometry
  Level II [Grade 3-5]
   Benchmark 2
Understands basic properties of figures (e.g., two- or three-dimensionality, symmetry, number of faces, type of angle)
    Knowledge/skill statement 3
Understands the concept of symmetry
K(ME,164;CE,191;PE,25;S1E,61;T1E)
    
Related assessment item(s):
     What will the shape be the paper is unfolded? (T1)
Which does not show line of symmetry? (T1)
Mark a piece of paper to satisfy a given condition (N8)
Shade a grid to form symmetric pattern (N8)
Identify the figure that correctly shows a line of symmetry (T1)

    
Performance expectation(s):
    Identifies and describes line and rotational symmetry in two- and three-dimensional shapes and designs (M)

Identifies whether a figure is symmetrical and draws lines of symmetry (P)

Identifies and model geometric figures that are symmetrical (C5)


    
Common Core Reference:
    4.G.3
4.G.3 Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts. Identify line-symmetric figures and draw lines of symmetry.
    
Citation reference
BD = benchmark, declarative
BP = benchmark, procedural
BC = benchmark, contextual
K = Knowledge
S = Skill
P = Performance

1st letter/number of each code in parentheses:
*   McREL Report
2   Project 2061: Benchmarks for Science Literacy
AC   ACT, College Readiness Standards
AD   American Diploma Project
B1   International Baccalaureate: Math, Primary
B2   International Baccalaureate: Math, Middle
B3   International Baccalaureate: Math, High
C   CBE: Standards for Excellence
C3   CBE: Standards for Excellence, end of grade 3
C5   CBE: Standards for Excellence, end of grade 5
CB   College Board: College Board Standards for College Success: Mathematics and Statistics
CO   CDE: Building Blocks to Colorado’s Content Standards
D   Department of Defense: Prekindergarten Mathematics
HS   Head Start: Child Outcomes Framework
M   NCTM: Principles & Standards for School Mathematics
MA   MDE (Massachusetts): Early Childhood Standards
N4   NAEP: Released items for grade 4 (2003)
N8   NAEP: Released items for grade 8 (2003)
P   NAEP: Mathematics Assessment Framework
PS   McGraw-Hill: Pre-Kindergarten Standards: Guidelines for Teaching and Learning
S1   New Standards: Elementary School
S2   New Standards: Middle School
S3   New Standards: High School
T   TEA: Texas Prekindergarten Curriculum Guidelines
T1   TIMSS: Population 1 assessed grade 4 (released 1998)
T2   TIMSS: Population 2 assessed grade 8 (released 1998)
T3   TIMSS: Final Year assessed grade 12 (released 1998)
U   Understanding University Success: A Report from Standards for Success
UK   United Kingdom: Desirable Outcomes for Children’s Learning

2nd letter code :
E = Explicitly stated in document
I = Implicit in document

Number:
Page number of the cited document