What is the surface of a piece of metal that is in the form of a parallelogram whose base is 20 cm and height is 5.4 cm?
The surface of a piece of metal that is in the form of a parallelogram whose base is 20 cm and height is 5.4 cm
base = 20 cm and height= 5.4 cm
$$ Area = Base \times Height$$
$$= 20\times 5.4 = 108cm^2$$
Option B is correct.
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