Create a code using the following and and also show explanation

Calculator: hp$89=$ Calculator$("$HP$","$TI$\_89",99\mathrm{.}13)$ #

Screws; scr $=$ Screw$(\text{'}$Stainless Steel', "Wood", $1\mathrm{.}3)$

Dice: myDice $=$ Dice$(6,$ 'fair', 'blue'$)$

Shape$2$D: # include only: Circles, Squares, rectangles, triangles

${?}^{-}$mysquare $=$Shape$2$D $([5],s^{\text{'}})$

myRectangle $=$ Shape$20([5,7],r^{\text{'}})$