options: Make geometric constructions.

Classify two-dimensional figures into categories based on their properties.

Draw, construct, and describe geometrical figures and describe the relationships between them.

Reason with shapes and their attributes.

Analyze, compare, create, and compose shapes.

Use coordinates to prove simple geometric theorems algebraically.

Apply trigonometry to general triangles.

Apply geometric concepts in modeling situations.

Understand congruence in terms of rigid motions.

Translate between the geometric description and the equation for a conic section.

Understand and apply the Pythagorean Theorem.

Explain volume formulas and use them to solve problems.

Find arc lengths and areas of sectors of circles.

Understand similarity in terms of similarity transformations.

Experiment with transformations in the plane.

Identify and describe shapes (squares, circles, triangles, rectangles, hexagons, cubes, cones, cylinders, and spheres).

Draw and identify lines and angles, and classify shapes by properties of their lines and angles.

Understand congruence and similarity using physical models, transparencies, or geometry software.

Solve real-life and mathematical problems involving angle measure, area, surface area, and volume.

Understand and apply theorems about circles.

Graph points on the coordinate plane to solve real-world and mathematical problems.

Prove geometric theorems.

Solve real-world and mathematical problems involving volume of cylinders, cones, and spheres.

Prove theorems involving similarity.

Visualize relationships between two-dimensional and three-dimensional objects.

Define trigonometric ratios and solve problems involving right triangles.

Solve real-world and mathematical problems involving area, surface area, and volume.
problem_activity: Stage 3: Grade 2 Shapes
Required Preparation
Materials to Copy
Blackline Masters
Shape Cards Grade 2

Narrative
Students lay out the shape cards face up in rows. One partner chooses a shape. The other partner asks questions to figure out what shape they chose. Students work with triangles, quadrilaterals, and hexagons.


correct_option_index: 3