In a rectangle KLMN, the diagonals KM and LN intersect at O.

(i) If KO = 4y + 6 and ON = 3y + 11, find the lengths of its diagonals.

(ii) If ∠NKM = 32°, find ∠KON and ∠KMN.
guys, pls answer. it's very urgent. I have to submit tomorrow. pls don't give wrong ans.