Calculating Surface Area of 3D Shapes

This tutorial covers the calculation of surface areas for various 3D shapes, including cubes, square pyramids, rectangular prisms, and triangular prisms. It provides step-by-step instructions and examples, emphasizing the importance of understanding the properties of each shape and using appropriate methods to find their surface areas.

What is the area of one face of a cube if each edge measures 5.5 inches?

• 5.5 square inches

• 11 square inches

• 25 square inches

• 30.25 square inches

How many square inches of wrapping paper does Ray need to cover the cube?

• 108 square inches

• 181.5 square inches

• 72 square inches

• 30.25 square inches

What is the total surface area of a square pyramid with a base edge of 6 units?

• 72 square units

• 144 square units

• 108 square units

• 36 square units

If the base of a triangle in a square pyramid is 6 units, what is the area of one triangular face?

• 24 square units

• 18 square units

• 36 square units

• 12 square units

What is the area of the square base in the square pyramid example?

• 18 square units

• 36 square units

• 12 square units

• 72 square units

Using the Y method, what is the area of the largest face of the rectangular prism?

• 45 square units

• 72 square units

• 40 square units

• 36 square units

What is the total surface area of the rectangular prism calculated using the Y method?

• 314 square centimeters

• 157 square centimeters

• 108 square centimeters

• 72 square centimeters

How many surfaces does a triangular prism have?

• 3 surfaces

• 5 surfaces

• 6 surfaces

• 4 surfaces

What is the combined area of the two triangular faces of the triangular prism?

• 24 square feet

• 12 square feet

• 48 square feet

• 36 square feet

What is the total surface area of the triangular prism?

• 96 square feet

• 152 square feet

• 108 square feet

• 72 square feet