$.$Write a program in a script file that converts a measure of area given in units of either m$2,$ cm$2,$ in$2,$ ft$2,$ yd$2,$ or acre to the equivalent quantity in different units specified by the user. The program asks the user to enter a numerical value for the size of an area, its current units, and the desired new units. The output is the size of the area in the new units. Use the program to: $($a$)$ Convert $55$ in$\mathrm{.}2$ to cm$2.($b$)$Convert $2400$ ft$2$ to m$2.($c$)$ Convert $300$ cm$2$ to yd$2.$