Area of Composite Shapes
Grade 9th Grade · Math · 45 min
What's Included
Learning Objective
I can calculate the area of composite shapes by dividing them into simpler shapes.
Warm-Up Video
Kayla Jones · 5:56
Area of Composite Shapes
Guided Notes
3 key concepts
- 1
To find the area of a composite shape, break it into smaller shapes, find the area of each, and add them together.
- 2
In the example, the composite shape was divided into a trapezoid and a rectangle to calculate the total area.
- 3
When finding the area of a composite shape, you may need to use the dimensions of one shape to deduce the dimensions of another shape within the composite figure.
Practice Questions
10 questions · Short answer
Exit Ticket
Quick comprehension check
“A composite shape is formed by a rectangle and a trapezoid. The rectangle has a length of 8 inches and a width of 4 inches. The trapezoid has bases of 4 inches and 6 inches, and a height of 5 inches. Calculate the total area of the composite shape, showing all steps.”
Teacher Guide
Get the complete package:
- Answer keys for all questions
- Differentiation strategies
- Extension activities
- Printable student handouts
