CY Lew's answer to Nicholas's Secondary 3 E Maths Singapore question.

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CY Lew
Cy Lew's answer
89 answers (A Helpful Person)
1st
Sorry, there was an error in my earlier answer due to a wrong data written on my diagram. Instead of 3b I wrote 5b. That led to wrong answer. After correction, the new answer should be correct. My sincere apology.
Nicholas
Nicholas
2 years ago
Thank you Mr Lew for cracking the question..