Learning Standard

9A. Demonstrate
and apply geometric concepts involving points, lines, planes and space. 
Early Elementary

9.A.1a Identify related two and threedimensional
shapes including circlesphere, squarecube, trianglepyramid, rectanglerectangular
prism and their basic properties. 
Late Elementary

9.A.2a Build physical models of two and threedimensional
shapes. 
Late Elementary

9.A.2b Identify and describe how geometric figures
are used in practical settings (e.g., construction, art, advertising).

Late Elementary

9.A.2c Describe and draw representations of geometric
relationships, patterns, symmetries, and designs in two and threedimensions
with and without technology. 
Middle & Junior
High School

9.A.3b Draw transformation images of figures, with
and without the use of technology. 
Early High School

9.A.4a Construct a model of a threedimensional figure
from a twodimensional pattern. 
Late High School

9.A.5 Use geometric figures and their properties to
solve problems in the arts, the physical and life sciences and the building
trades, with and without the use of technology. 
Learning Standard

9B. Identify,
describe, classify and compare relationships using points, lines, planes
and solids. 
Early Elementary

9.B.1a Identify and describe characteristics, similarities
and differences of geometric shapes. 
Early Elementary

9.B.1b Sort, classify and compare familiar shapes.

Late Elementary

9.B.2 Compare geometric figures and determine their
properties including parallel, perpendicular, similar, congruent and
line symmetry. 
Middle & Junior
High School

9.B.3 Identify, describe, classify and compare two
and three dimensional geometric figures and models according to their
properties. 
Early High School

9.B.4 Recognize and apply relationships within and
among geometric figures. 
Late High School

9.B.5 Construct and use two and threedimensional
models of objects that have practical applications (e.g., blueprints,
topographical maps, scale models). 
Learning Standard

9C. Construct
convincing arguments and proofs to solve problems 
Early Elementary

9.C.1 Draw logical conclusions and communicate reasoning
about simple geometric figures and patterns using concrete materials,
diagrams and contemporary technology. 
Late Elementary

9.C.2 Formulate logical arguments about geometric figures
and patterns and communicate reasoning. 
Middle & Junior
High School

9.C.3a Construct, develop and communicate logical arguments
(informal proofs) about geometric figures and patterns 
Early High School

9.C.4a Construct and test logical arguments for geometric
situations using technology where appropriate. 
Early High School

9.C.4b Construct and communicate convincing arguments
for geometric situations. 
Late High School

9.C.5a Perform and describe an original investigation
of a geometric problem and verify the analysis and conclusions to an
audience. 
Late High School

9.C.5b Apply physical models, graphs, coordinate systems,
networks and vectors to develop solutions in applied contexts (e.g.,
bus routing, areas of irregular shapes, describing forces and other
physical quantities). 