Surface Area and Composite Figures

Calculate the composite surface area of the figure.

• 243.172 cm²

• 216 cm²

• 39.74 cm²

• 255.74 cm²

How would you calculate how much icing was needed to cover this cake?

• Find the total surface area of each shape.

• Find the lateral surface area of each shape plus one of the bases.

• Find the bases and add them together and find the lateral surface areas and add them together. 

• Find the volume

The length, width and height of the wooden box are 12.3 inches, 6.4 inches and 7.5 inches respectively. What is the surface area of the wooden box?

• 437.94 square inches

• 157.44 square inches

• 184.50 square inches

• 96.00 square inches

Tags

CCSS.7.G.B.6

How do you find the surface area of a 3 dimensional object?

• Divide the area of the base by 2 and multiply by the height.

• Divide the sum of the bases and multiply by the height.

• Multiply the sum of all the faces by two.

• Find the sum of all of the areas of all of the faces.

Tags

CCSS.6.G.A.4

The manager of an apartment complex will install new carpeting in a studio apartment. The floor plan is shown at the right. What is the total area that needs to be carpeted?

• 60 ft²

• 375 ft²

• 342.5 ft²

• 250 ft²

What is the area of the following shape? (use an exact value)

• 144π yd²

• 6π yd²

• 12π yd²

• 36π yd²

Tags

CCSS.7.G.B.4

What is the area of the following shape? (use an exact value)

• 14π cm²

• 196π cm²

• 98π cm²

• 28π cm²

Tags

CCSS.7.G.B.4

What is the area of the following figure? (round your answer to the nearest hundredth)

• 329.10 ft²

• 216 ft²

• 668.39 ft²

• 272.55 ft²

The diagram gives the dimensions of a swimming pool. If a cover is needed for the pool, what will be the approximate area of the cover? (round to the nearest hundredth)

• 720 ft²

• 592.77 ft²

• 211.06 ft²

• 465.53 ft²

Your local community center is looking to install new windows in their theatre. What is the area of the window shown? (round answer to the nearest hundredth)

• 2,236.94 in²

• 508.94 in²

• 1,219.06 in²

• 3,763.75 in²