options: Find arc lengths and areas of sectors of circles.

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

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

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

Understand and apply the Pythagorean Theorem.

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

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

Use coordinates to prove simple geometric theorems algebraically.

Apply geometric concepts in modeling situations.

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

Understand and apply theorems about circles.

Understand similarity in terms of similarity transformations.

Analyze, compare, create, and compose shapes.

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

Prove theorems involving similarity.

Prove geometric theorems.

Reason with shapes and their attributes.

Solve real-world and mathematical problems involving area, surface area, and volume.

Apply trigonometry to general triangles.

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

Explain volume formulas and use them to solve problems.

Experiment with transformations in the plane.

Define trigonometric ratios and solve problems involving right triangles.

Understand congruence in terms of rigid motions.

Make geometric constructions.

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

Translate between the geometric description and the equation for a conic section.
problem_activity: Stage 2: Describe the Flat Shape
Required Preparation
Materials to Gather
Play dough or modeling clay
Straws
Materials to Copy
Blackline Masters
Build Shapes Stage 1 and 2 Cards

Narrative
Students choose a shape card and describe the shape to their partner, who builds the shape based on the description.
Additional Information
Bag of straws per group of 2 students:
At least 6 straws in each size:
\(\frac{1}{2}\)
inch
1 inch
\(1 \frac{1}{2}\)
inch
\(2 \frac{3}{4}\)
inches


correct_option_index: 12

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