Surface area

What is the first step in finding the surface area of a prism or pyramid?

• Measure the height

• Calculate the volume

• Find the sum of the areas of all faces

• Multiply the lengths of all edges

When creating a net for a rectangular prism, what shape is the top face?

• Circle

• Square

• Triangle

• Rectangle

How do you find the area of the front and back faces of a rectangular prism if the dimensions are 3 inches by 4 inches?

• 3 * 4 = 12, then divide by 2

• 3 + 4 = 7, then multiply by 2

• 3 * 4 = 12, then multiply by 2

• 3 + 4 = 7, then divide by 2

In a triangular prism, if the base is 12 cm and the height is 5 cm, what is the area of one triangular face?

• 60 cm²

• 25 cm²

• 30 cm²

• 15 cm²

For a square pyramid with a base side of 7 meters and a slant height of 10 meters, what is the area of one triangular face?

• 140 m²

• 49 m²

• 70 m²

• 35 m²