Area of Composite Figures

Grade 6•45 minutes•Missouri Learning Standard 6.GM.A.1 Find the area of polygons by composing or decomposing the shapes into rectangles or triangles.

Learning Objective

I can find the area of composite figures by breaking them into rectangles and triangles.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

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1. Explain how to find the area of a composite figure made of rectangles and triangles.

2. A composite figure is made of a rectangle and a right triangle. The rectangle has a length of 10 cm and a width of 6 cm. The triangle's base is 6 cm and its height is 4 cm. What is the total area of the composite figure?

3. Find the area of the composite figure below, which is made of a rectangle and a triangle. (Imagine a rectangle with length 8 inches and width 5 inches, sitting on top of a triangle with base 8 inches and height 3 inches).

...and 4 more questions

Educational Video

Finding the Area of Composite Figures with Triangles | Math with Mr. J

Math with Mr. J

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