CreateanewprojectcalledLAB$2\_$EXERCISES$2.$ Create a class in LAB$2\_$EXERCISES that computes the area or the perimeter ofthe square. Given that the square area $=$ L $*$ L and the perimeter $=4*$ L $($where Lis the length of the side of the square$)\mathrm{.}3.$ Create another class in LAB$2\_$EXERCISES that can be used to convert atemperature from Celsius to Fahrenheit and vise versa. $($Hint: Use the followingformula: F $=1\mathrm{.}8$ x C $+32)\mathrm{.}4.$ Create another class in LAB$2\_$EXERCISES that can be used to calculate sum oftwo numbers, subtraction of two numbers and division of two numbers$\mathrm{.}5.$ Create another class in LAB$2\_$EXERCISES that can be used to swap two numbers$\mathrm{.}6.$ A book in KFUPM Library has the following characteristics: Author, Name, ISDN,and status $($available$,$ borrowed$).$ Provide appropriate constructors and a two method void borrowBook$()$ and void returnBook$()$ that change the status of book from available to borrowed and vice versa.