Unit 1: Area and Surface Area
Lesson 1.2 Finding Area by Decomposing and Rearranging
Lesson 1.3 Reasoning to Find Area
Lesson 1.5 Bases and Heights of Parallelograms
Lesson 1.6 Area of Parallelograms
Lesson 1.7 From Parallelograms to Triangles
Lesson 1.9 Formula for the Area of a Triangle
Lesson 1.10 Bases and Heights of Triangles
Great image comparing prisms and pyramids
Lesson 1.14 Nets and Surface Area
Lesson 1.15 More Nets and Surface Area
Lesson 1.16 Distinguishing Between Surface Area and Volume
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Lesson 1.18 Surface Area of a Cube
Duane Video