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Mathematics
 Standard 5.Understands and applies basic and advanced properties of the concepts of geometry
  Level III [Grade 6-8]
   Benchmark 3
Understands the defining properties of triangles (e.g., the sum of the measures of two sides of a triangle must be greater than the measure of the third side)
    Knowledge/skill statement 2
Understands the properties of triangles
K(ME,232;2E,224;CE,192;PE,24;S2E,55;T2E)
    
Related assessment item(s):
     Find the measure of an angle in a triangle (calculator available)(N8)
Congruent triangles (T2)
Determine how many angles are less than 90 degrees (N8)
Find the measure of an acute angle (N8)
Identify the properties of a triangle (T1)
Construct a triangle so that it has two equal sides, given its base  (T1)
Determine the angle formed by PRQ, using knowledge of triangle properties or circles (T2)
Compare the shapes and determine one way that they are the same and one way that they are different (T1)
Compare the shapes and determine one way that they are the same and one way that they are different (T1)
Identify the measure of the missing angle using the properties of right triangles (T2)
Identify the length of the side of the triangle using properties of rectangles and triangles (T1)
Find the value of the missing angle using knowledge of triangles and vertical angles (T2)
Find the value of the missing angle using knowledge of triangles and vertical angles (T2)
    
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