Surface Area and Volume

Answer the question shown.

• 3

• 2

• 1/2

• 1/3

Brad has a cylindrical metal container that is open at the top. He wants to paint the outer surfaces of the container, including the bottom. Which expression should he use to calculate the area to be painted?

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A cube has a surface area of 54 cm². Find the volume.

• 9 cm³

• 12 cm³

• 27 cm³

• 18 cm³

Find the total surface area of this cone in terms of π.(don't put the value of π)

• 65π ft.²

• 60π ft.²

• 90π ft.²

• 130π ft.²

The total surface area of an open hemisphere of radius 'r' is

• 4π r² sq.unit

• 2π r² sq.unit

• 3π r² sq.unit

• 2/3π r³ sq.unit

The area of sheet required to make an open box of dimension  l x b x h is _____________ 

• 2 (lb + bh + lh)
• lb + 2 bh + 2 lh
• 2 lb + bh + 2 lh
• 2 lb + 2 bh + lh

If the radius of a sphere is 2r, then its volume will be _____

• 4⁄3 πr²
• 4πr³
• 8⁄3 πr³
• 32⁄3 πr³

In a cylinder, radius is doubled and height is halved, then the curved surface area will be____

• halved
• doubled
• same
• will increase four times

1000cm³ is equal to:

• 1 ml

• 1 m³

• 1 Litre

The number of planks of dimensions (4 m × 50 cm × 20 cm) that can be stored in a pit which is 16 m long, 12m wide and 4 m deep is

• 1900
• 1920
• 1800
• 1840