Volume and Surface Area

How much cardboard would you need to make this object?

(a)  

Find the depth of the object shown. Round your answer to 4 significant figures

• 2,205 cm³

• 1,102 cm²

• 1,102.5 cm³

• 1,103 cm³

• 1,103 cm²

A soda can has a depth of 753.6 cm³. What is the depth of the can in litres?

• 0.7536 L

• 753,600 L

• 75,360 L

• 7.536 L

• 200.96 cm³

• 3,014.4 cm²

• 3,014.4 cm³

• 376.8 cm³

• 753.6 cm³

Find the surface area of the figure.

• 432 cm²

• 378 cm²

• 324 cm²

• 374 cm²

Round the number 43.74601 to 2 decimal places

• 43.75

• 43.746

• 43.74

• 43.7

120,430.201 cm approximated to 4 sig. figs is

• 120,430.2 cm

• 12,043 cm

• 120,430 cm

• 120,400 cm

Find the volume of the figure.

(a)  

What is the surface area of the composite solid?

• 216 m²

• 248 m²

• 256 m²

• 224 m²