Calculating Surface Area of Prisms and Cylinders

What are the two congruent parallel faces of a prism called?

• Lateral faces

• Bases

• Vertices

• Edges

What is the name of a prism with triangular bases?

• Hexagonal prism

• Pentagonal prism

• Triangular prism

• Cuboidal prism

How do you calculate the surface area of a prism using a net?

• Sum of lateral areas only

• Multiply base area by height

• Divide total area by two

• Add the area of all faces

What formula represents the lateral area of a right prism?

• Base area × Height

• Base perimeter × Height

• Base perimeter + Height

• 2 × Base area

How is the surface area of a right prism calculated?

• 2 × (Lateral area + Base area)

• Base perimeter × Height

• Lateral area + 2 × Base area

• Lateral area + Base area

What does the lateral area of a cylinder represent?

• Unrolled curved surface area

• Area of the top and bottom

• Total surface area

• Area of the bases

What is the formula for the lateral area of a cylinder?

• πr² × Height

• 2πr × Height

• πd × Height

• 2πr²

How do you find the surface area of a cylinder?

• 2 × (Lateral area + Area of bases)

• Lateral area + Area of one base

• πd × Height + 2πr²

• Lateral area + 2 × Area of bases

What is the surface area of a cylinder with a radius of 10 cm and height of 9 cm, in terms of Pi?

• 380 Pi cm²

• 280 Pi cm²

• 480 Pi cm²

• 180 Pi cm²

What is the area covered by a cylindrical roller in one full turn?

• πd

• πr²

• 2πr × Height

• πd × Height