Question

Which of the following unit is used for the area of a surface?

• A. $km{h}^{-1}$
• B. $m^2$
• C. $m^3$
• D. $\text{Litre}$

Answer 1

The correct option is B $m^2$

The unit of area is metre sqaure $m^2$.

$km{h}^{-1}$ is the unit of speed.

$m^3\text{and Litre}$ are units of volume.