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Geometry 1: Areas Of Parallelograms, Trapezoids, Triangles, Circles And Circumference

26 minutes 53 seconds

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Overhead view of a clipboard with the following equations, "A equals 1/2 B times H and A equals Blank. Caption. Which can also be written as the area of a triangle.

Teaches the concept of square units. Explains how the formula is developed for calculating the surface area of two-dimensional shapes: square, rectangle, parallelogram, rhombus, trapezoid, and triangle. Also explains the formula for finding the circumference and area of circles. Shows some useful applications of these surface area formulas.

Media Details

Runtime: 26 minutes 53 seconds

Overhead view of a clipboard with the following equations, "A equals 1/2 B times H and A equals Blank. Caption. Which can also be written as the area of a triangle.
Geometry
Episode 1
26 minutes 53 seconds
Grade Level: 7 - 10
Closeup on a person's hand holding the tip of a transparent blue pyramid. Caption. Has 4 triangular sides, and a square base.
Geometry
Episode 2
23 minutes 6 seconds
Grade Level: 7 - 10
Closeup on a stack of 12 colorful cubes. An equation overlayed on top of the image reads, 4 times 3 equals blank. Caption. So there are 4 multiplied by 3 cubes altogether, 12 cubes.
Geometry
Episode 3
25 minutes 12 seconds
Grade Level: 7 - 10