Area of a Parallelogram
Seventh graders explore and solve problems related to the area of a parallelogram.
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Geometry Part 2: Measurement in 2- and 3-Dimensions, Plane Sections of Solids
What kind of tree does a math teacher climb? A geometry! Here is a lesson that includes all the geometry resources you could ever wish for in one comprehensive workbook. Class members demonstrate what they have learned by determining the...
6th - 8th Math CCSS: Designed
New Review Unknown Area Problems on the Coordinate Plane
Scholars determine distances on the coordinate plane to find areas. The activity begins with a proof of the formula for the area of a parallelogram using the coordinate plane. Pupils use the coordinate plane to determine lengths to...
7th Math CCSS: Designed
Find the Area of a Parallelogram by Decomposing
Using the area formula makes sense, but what about when finding the area of a parallelogram? The slanted figure is decomposed in the video to show how it still applies the area formula of base times height. The video addresses common...
4 mins 5th - 7th Math CCSS: Designed