7th Grade - Composite Figures

There are many shapes around us that are formed by joining two or more basic geometric shapes. Their perimeters and areas can be found by applying the formulas for the basic shapes.

Recall the formulas for finding the area of the different shapes we have studied:

The videos below will also be helpful:

https://www.khanacademy.org/math/geometry/basic-geometry/area-non-standard/v/area-breaking-up-shape

https://www.khanacademy.org/math/geometry/basic-geometry/area-non-standard/v/perimeter-and-area-of-a-non-standard-polygon

Homework: Exercise 12.5 (page 82) # 1 and 2

Challenge Yourself! # 3 – 4