LEARN NC

K–12 teaching and learning · from the UNC School of Education

Goal 2

Geometry and Measurement - The learner will measure and apply geometric concepts to solve problems.

Objective 2.03

Use the length, area, and volume of geometric figures to solve problems. Include arc length, area of sectors of circles; lateral area, surface area, and volume of three-dimensional figures; and perimeter, area, and volume of composite figures.

Resources aligned to this objective

Edible geometry
Students will use food to demonstrate their understanding of the sectors and arc lengths in a circle.
Format: lesson plan (grade 9–12 Mathematics)
By shari frederick.
Discovering perimeters
By using string, students will discover a formula for finding the perimeter of a rectangle.
Format: lesson plan (grade 6–12 Mathematics)
By Jenny Crumpler.
Area of solids
Finding area of rectangular solids and cylinders by cutting them into flat pieces and adding the areas.
Format: lesson plan (grade 7–12 Mathematics)
By Dorothy Carawan.

Resources on the web

Understanding ratios of areas of inscribed figures using interactive diagrams
Using dynamic and interactive geometric figure, students understand connections between algebra and geometry. (Learn more)
Format: lesson plan (grade 9–12 Mathematics)
Provided by: National Council of Teachers of Mathematics