WT Cheng's answer to Deepti's Secondary 4 E Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
WT Cheng
Wt Cheng's answer
97 answers (Tutor Details)
1st
Hi Deepti, answer for (b) as above. You may proceed to solve (c) using Pyth. Theorem.