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

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

Prove geometric theorems.

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

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

Make geometric constructions.

Explain volume formulas and use them to solve problems.

Reason with shapes and their attributes.

Apply trigonometry to general triangles.

Experiment with transformations in the plane.

Define trigonometric ratios and solve problems involving right triangles.

Understand and apply the Pythagorean Theorem.

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

Understand and apply theorems about circles.

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

Prove theorems involving similarity.

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

Apply geometric concepts in modeling situations.

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

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

Understand similarity in terms of similarity transformations.

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

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

Understand congruence in terms of rigid motions.

Find arc lengths and areas of sectors of circles.

Analyze, compare, create, and compose shapes.

Use coordinates to prove simple geometric theorems algebraically.
problem_activity: Task
Below are pictures of four triangles with given side lengths:
[IMG]
For each triangle, find and draw all lines of symmetry.


correct_option_index: 21