Lab$1$

$-$ Name your program lab$1.$c

$-$ Use $->$ #define PI $3\mathrm{.}14159$

$-$ Scan in from the user the: inner diameter, outer diameter, and thickness in centimeters.

$-$ Take the input as doubles you do not have to write cm at the end of your input.

$-$ Scan in from the user the: material density $($grams$/$cm $3$

$)$ and quantity manufactured

$-$ Compute the rim area

$-$ Compute the weight of a flat washer

$-$ Compute the weight of the batch of washers

$-$ Display the rim area

$-$ Display the weight of a single flat washer

$-$ Display the weight of the batch of washers