Texas Go Math

Refer to our Texas Go Math Grade 7 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 7 Lesson 9.4 Answer Key Area of Composite Figures.

Texas Go Math Grade 7 Lesson 9.4 Answer Key Area of Composite Figures

Essential Question
How do you find the area of composite figures?

Texas Go Math Grade 7 Lesson 9.4 Explore Activity Answer Key

Exploring Areas of Composite Figures
Aaron was plotting the shape of his garden on grid paper. While it was an irregular shape, it was perfect for his yard. Each square on the grid represents 1 square meter.

A. Describe one way you can find the area of this garden.

Answer:

B. The area of the garden is ___ square meters.
Answer:

C. Compare your results with other students. What other methods were used to find the area?
Answer:

D. How does the area you found compare with the area found using different methods?
Answer:

Reflect

Area of Composite Figures Worksheet 7th Grade Answer Key Question 1.
Use dotted lines to show two different ways Aaron’s garden could be divided up into simple geometric figures.

Answer:

Separate the figure into a triangle and two rectangles.

Separate figure into a triangle and three rectangles.

One way is to separate figure into a triangle and two rectangles, and other way is to separate figure into a triangle and three rectangles

Finding the Area of a Composite Figure

A composite figure is made up of simple geometric shapes. To find the area of a composite figure or other irregular-shaped figure, divide it into simple, nonoverlapping figures. Find the area of each simpler figure, and then add the areas together to find the total area of the composite figure.
Use the chart below to review some common area formulas.