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More Lessons for Grade 7

Math Worksheets

Videos, worksheets, stories and songs to help Grade 7 students learn how to find the area of composite figures that consist of circles and trapezoids (or trapeziums).

How to find the area of composite figures?

A composite figure or shape consists of two or more shapes.

Step 1: Break the composite shape into smaller parts. Look for rectangles, squares, triangles, circles, and trapezoids.

Step 2: Find the area of each part.

Step 3: Add the areas.

Area and Perimeter of Composite Figures

A party goods company is making novelty crowns out of paper. They start with a rectangular piece of paper and then cut three semicircles (each with a 6 inch diameter) out of the top to create a crown. Find the area and perimeter of the crown.

Area and circumference of circle and areas of composite shapes involving parts of circles

Semi-circle and Trapezium

You can use the Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem. Then click "Answer" to check your answer.