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Rectangles, parallelograms, and now trapezoids — so many quadrilaterals! Building on the previous lessons in the series, the video introduces the formula for the area of a trapezoid. The instructor shows images of trapezoids and those requiring coordinate geometry.
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3 Downloads
CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Create a guided notes document for learners to record thoughts as they view the video
- Ask pupils to use the formula to calculate the area of the trapezoids and then watch the video to check their work
Classroom Considerations
- Class members should understand order of operations within an algebraic expression
- This video is hosted on YouTube
Pros
- Takes time to explain the components of the formula for the area of a trapezoid
- Shows trapezoids oriented in different ways
Cons
- Examples do not include context, which impacts the relevance of the concept