Nets & Surface Area Rectangular Prisms

How do I find the Surface Area (SA) of my pizza box?

• SA = 2lw + 2lh + 2wh

• SA = 2 (lw + lh + wh)

• Surface Area is labeled with square units (u²)

Multiple Choice

What is the area formula for a rectangle? (2-dimensional)

• A = l x w x h

• A = 2(l x w) + 2(l x h) + 2 (h x w)

• A = l^2 x w^2

• A = l x w

Multiple Choice

2. The _____________ is the flat side of a 3D shape.

• vertex

• point

• side

• face

Multiple Choice

What shape is this?

• Cube

• Cylinder

• Pyramid

• Cuboid

Multiple Choice

What shape is this?

• Cylinder

• Rectangular Prism

• Cube

• Cone

Multiple Choice

How many faces does a rectangular prism have?

• 2

• 4

• 6

• 8

Multiple Choice

How many total faces does this shape have? (hint: include the ones you don't see!)

• 3

• 5

• 1

• 6

Multiple Choice

What is surface area?

• The measure of the amount of space inside of a solid figure

• The sum of all the areas of all the shapes that cover the object

• The distance around a figure.

• The space take by a two-dimensional figure.

Multiple Select

Why is surface area measured in square units?

• Because you are determining how many cubes would fill the inside of the rectangular prism.

• Because you are determining how many total squares would cover the faces of the rectangular prism.

Multiple Choice

Which example requires you to find the surface area?

• Finding out how much water will fill a cylinder

• Finding out how much wrapping paper is needed to cover a present

• Finding the amount a container can hold

• Finding out how much wood is needed to build a fence in your back yard.

Multiple Choice

3. If you were going to wrap a present would you use Lateral Surface Area or Total Surface Area?

• Lateral

• Total

Multiple Choice

To calculate the amount of cardboard needed to make a cereal box, which of the following should you find: 

• Area

• Perimenter

• Surface Area

• Volume

Multiple Choice

What is surface area?

• The measure of the amount of space inside of a solid figure

• The sum of all the areas of all the shapes that cover the object

Multiple Choice

Find the surface area of the figure formed by the net with 2 cm ,  3 cm, and 4 cm edges below.

• 40 cm²

• 48 cm²

• 52 cm²

• 62 cm ²

Multiple Choice

What is the surface area of the rectangular prism?

• 444 in²

• 528 in²

• 560 in²

• 222 in²

Multiple Choice

Find the surface area of the rectangular prism.

• 29 cm2

• 912 cm2

• 348 cm2

• 438 cm2

Multiple Choice

Find the surface area of the rectangular prism.

• 77 cm2

• 17 cm2

• 7 cm2

• 70 cm2

Multiple Choice

Find the surface area of the prism.

• 94 cm. squared

• 60 cm. squared

• 12 cm. squared

• 19 cm. squared

Multiple Choice

What is the surface area of this rectangular prism?

• 27 units²

• 18 units²

• 9 units²

• 54 units²

Multiple Choice

Find the surface area of this cube.

• 18 cm²

• 36 cm²

• 54 cm²

• 60 cm²

Multiple Choice

What is the surface area of the cube?

• 12 units²

• 64 units²

• 96 units²

• 384 units²

Multiple Choice

A birthday present is in the shape of a cube. If one side length is 10 inches, how many square inches of wrapping paper are needed to wrap the entire present?

• 60 in²

• 100 in²

• 600 in²

• 1000 in²

Multiple Choice

11. Robbie has a cube with a side length of 14.4 cm. What is the total surface area of the cube? (Remember a cube has all equal sides!)

• 829.44 cm²

• 1244.16 cm²

• 616.74 cm²

• 908.24 cm²

Multiple Choice

What is surface area?

• The amount of stuff that can fit in an object.

• A 2D shape.

• A 3D shape.

• The sum of the areas of all the surfaces (faces) of a 3D shape.