Lessons 15 and 16 Nets and surface area of prisms and pyramids

Nets and Surface Area

Today we will talk about nets and surface area of prisms and pyramids.

Vocabulary

• A prism as a 3D figure with two parallel, identical faces called bases that are connected by a set of rectangles.

• A pyramid as a 3D figure with one base and a set of triangular faces that meet at a singular vertex.

Different 3-D shapes and their nets

Multiple Choice

What do you call the flat surface of a 3-Dimensional figure?

• Pyramid

• Prism

• Net

• Area

Multiple Choice

Which of the following is a cube?

Multiple Choice

Which of the following is a pyramid?

Multiple Choice

Which of the following is true to a pyramid?

• It has one base and all faces are equal faces

• It has one base and all faces are triangle

• All bases are triangle and one face

Multiple Choice

If you fold the given net into 3-D figure, what will be the result?

• cube

• rectangular prism

• rectangular pyramid

• rectangular net

Multiple Choice

How many square centimeters of wrapping paper are needed to cover the surfaces of the box? 

• 108 cm²
• 324 cm²
• 180 cm²
• 432 cm²

Multiple Choice

What is the TOTAL surface area of the triangular prism shown.

• 120 cm²

• 448 cm²

• 256 cm²

• 544 cm²

Multiple Choice

What is the total surface area of this shape?

• 50 cm²

• 700 cm²

• 900 cm²

• 50,000 cm²

Multiple Choice

Find the surface area of the rectangular prism.

• 77 cm²

• 60 cm²

• 67 cm²

• 70 cm²

Multiple Choice

Find the Surface area of the shape below

• 258 m²
• 268 m²
• 248 m²
• 280 m²

Multiple Choice

Find the surface area of the triangular prism.

• 228 in²
• 204 in²
• 304 in²
• 328 in

Multiple Choice

What is the surface area of the rectangular prism?

• 72 cm²

• 36 cm²

• 62 cm²

• 78 cm²