Surface Area of Prisms and Nets

A student claims that the surface area of a rectangular prism can be found by adding the area of all the faces without multiplying any dimensions. Is this statement correct?

• Yes

• No

Answer explanation

No, the statement is incorrect. The surface area of a rectangular prism is found by multiplying the dimensions of the faces, not just adding the areas.

• Triangular Prism
• Triangular Pyramid
• Rectangular Prism
• Rectangular Pyramid

• Triangular Prism
• Triangular Pyramid
• Rectangular Prism
• Rectangular Pyramid

Name the 3D figure this net creates.

• Cube

• Rectangular Prism

• Triangular Prism

• Triangular Pyramid

Which figure will this net make?

• Triangular Pyramid

• Hexagonal Pyramid

• Octagonal Pyramid 

• Cube

What is the surface area of the prism?

• 28 meters sq.

• 34 meters sq.

• 12 meters sq.

• 31 meters sq.

Select the expressions that correctly calculates the surface area of the triangular prism represented by the net.

• (12•10)+ (12•13)+ (10•6)

• (2•13)+ (2•13)+ 2(6+13)+ 60

• 0.5(10•12)+ 0.5(10•12)+ 2(6•13)+ 60

• 2(13+13+12+6+10)+ 60

• 0.5(13•12)+ 0.5(13•12)+ 2(6•10•13)

When you double the dimensions of a rectangular prism, it __________ the surface area.

• doubles (x2)

• triples (x3)

• quadruples (x4)

• octuples (x8)

How much gift wrap is needed to cover this box? ___________ square inches of paper

What is the surface area of the prism?

• 213 sq. meters

• 171 sq. meters

• 150 sq. meters

• 106.5 sq. meters