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From Nets to Surface Area




 

Video and solutions to help grade 6 students learn how to use nets to determine the surface area of three-dimensional figures.

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Lesson Plans and Worksheets for Grade 6

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More Lessons for Grade 6

Common Core For Grade 6

New York State Common Core Math Module 5, Grade 6, Lesson 17



Lesson 17 Student Outcomes

Students use nets to determine the surface area of three-dimensional figures.

Lesson 17 Classwork

Opening Exercise

1. Write numerical expressions for the area of each figure below. Explain and identify different parts of the figure.
b. How would you write an equation that shows the area of a triangle with base b and height h?
d. How would you write an equation that shows the area of a rectangle with base b and height h?

Example 1
Use the net to calculate the surface area of the figure.

Example 2
Use the net to write an expression for surface area.

Exercises
Name the solid the net would create, and then write an expression for the surface area. Use the expression to determine the surface area. Assume the each box on the grid paper represents a 1 cm x 1 cm square. Explain how the expression represents the figure.




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