$1.$ Find polar coordinates $($with $0<2)$ for each of the following points in the xy$-$plane.

$($a$)(1,1)$

$($b$)(1,1)$

$($c$)(1,1)$

$($d$)(1,1)$

$($e$)(1,$ p$3)$

$($f$)(5$p$3,5)$