Calculating Surface Area of Prisms

This video tutorial covers the calculation of surface areas for different types of prisms, including rectangular, triangular, and cubic prisms. It begins with an introduction to the concept of surface area and the use of net figures. The tutorial provides detailed examples, including a rectangular prism used for storing books, a triangular prism, and a cube, explaining the step-by-step process of calculating their surface areas. The video also highlights the importance of understanding the properties of opposite faces in prisms and offers different methods for calculating the surface area of a cube.

What is the primary method used to calculate the surface area of prisms?

• Using trigonometric functions

• Using nets

• Using perimeter calculations

• Using volume formulas

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What are the dimensions of Heidi's box?

• 10 inches by 8 inches by 6 inches

• 20 inches by 15 inches by 10 inches

• 12 inches by 10 inches by 8 inches

• 15 inches by 12 inches by 10 inches

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How many faces does the rectangular prism have?

• Eight

• Ten

• Six

• Four

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What is the area of face A of the rectangular prism?

• 200 square inches

• 180 square inches

• 150 square inches

• 120 square inches

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How can the relationship between opposite faces of the prism help in calculating surface area?

• By increasing the complexity of calculations

• By reducing the number of calculations needed

• By changing the shape of the prism

• By altering the dimensions of the prism

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What is the total surface area of Heidi's box?

• 850 square inches

• 950 square inches

• 900 square inches

• 1000 square inches

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What is the area of the triangular base in the triangular prism?

• 30 square inches

• 60 square inches

• 90 square inches

• 120 square inches

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What is the total surface area of the triangular prism?

• 360 square inches

• 400 square inches

• 450 square inches

• 500 square inches

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What formula is used to calculate the surface area of a cube?

• 4s squared

• s squared

• 6s squared

• 5s squared

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What is the surface area of a cube with side length 5 cm?

• 200 cm squared

• 125 cm squared

• 175 cm squared

• 150 cm squared

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