3 Dimensional Shapes

This 3D object has no sides/faces, and no corners

• circle
• pyramid
• cube
• sphere

What is surface area?

• the total area of the faces of a three-dimensional shape

• the result of multiplying base x height

• a litter of kittens

Answer explanation

Surface area is measured in square units.

What are the steps to calculate surface area of a three-dimensional shape?

• Identify all of the two-dimensional faces of the three-dimensional shape.

• Find the area of each face.

• Add the areas together

• 1. 1. Identify all of the two-dimensional faces of the three-dimensional shape.

  2. 2. Find the area of each face.

  3. Add the areas together.3.

Answer explanation

What does a three-dimensional shape include?

• Length, width, and height

• Only length and width

• None of the above

• Only length

What are the two parallel faces of a prism called?

• Vertices

• Edges

• Bases

• Faces

What shape is the base of a square pyramid?

• Triangle

• Circle

• Rectangle

• Square

How many bases does a pyramid have?

• Four

• One

• Two

• Three

What is a net in the context of three-dimensional shapes?

• A type of three-dimensional shape

• A two-dimensional pattern that can be folded into a three-dimensional shape

• None of the above

• A tool used to measure dimensions