A square measuring $1$m$1$m by $1$m$1$m is moving away from observer AA along a direction parallel to one of its sides at a speed such that is equal to $2.$

Part A

The area of this square, as measured by observer AA$,$ is

$4$m$2\mathrm{.}4$m$2\mathrm{.}2$m$2\mathrm{.}2$m$2\mathrm{.}1$m$2\mathrm{.}1$m$2\mathrm{.}12$m$2\mathrm{.}12$m$2\mathrm{.}14$m$2\mathrm{.}14$m$2.$