Ng Tze Henn's answer to Muaz Baharin's Malaysia question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Ng Tze Henn
Ng Tze Henn's answer
6 answers (A Helpful Person)
1st
It is very helpful to write in the limits for the answers before you attempt these kind of questions. Find the base angles for each questions and then work out all possible solutions that fall within the limit.