Lim Huishan's answer to John's Secondary 4 E Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Lim Huishan
Lim Huishan's answer
15 answers (Tutor Details)
(I) 800cm^2
(Ii) 773.8° (1dp)