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Answer :

Given:

For the green rectangle,

[tex]\begin{gathered} l\text{ = 7 cm} \\ b\text{ = 7 cm} \\ h\text{ = 12 cm} \end{gathered}[/tex]

For the blue rectangle,

[tex]\begin{gathered} l\text{ = 7 cm} \\ b\text{ = 2 cm} \\ h\text{ = 2 cm} \end{gathered}[/tex]

Required:

Area of the composite figure.

Explanation:

Area of the green figure is cuboid is calculated as,

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