Calculate the total surface areas of cubes whose edges are

(1) 8 cm

(2) 12 cm

(3)

(4) 1.5 m

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Solution

(1) We have:

Total surface area of the cube:

(2)

We have:

Total surface area of the cube:

(3) We have:

Total surface area of the cube:

(4) We have:

Total surface area of the cube:

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Calculate the total surface areas of cubes whose edges are (1) 8 cm (2) 12 cm (3) (4) 1.5 m

(1) We have: Total surface area of the cube: (2) We have: Total surface area of the cube: (3) We have: Total surface area of the cube: (4) We have: Total surface area of the cube:

Calculate the total surface areas of cubes whose edges are

(1) 8 cm

(2) 12 cm

(3)

(4) 1.5 m

(1) We have:

Total surface area of the cube:

(2)

We have:

Total surface area of the cube:

(3) We have:

Total surface area of the cube:

(4) We have:

Total surface area of the cube: