Matthew Fan's answer to cera's Junior College 2 H2 Maths Singapore question.

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Matthew Fan
Matthew Fan's answer
9 answers (Tutor Details)
1st
I believe you can do the calculation on your own.
J
J
4 years ago
Might be helpful to draw another right angle from AC to l
Eric Nicholas K
Eric Nicholas K
4 years ago
And i thought that the thingy was a model for a chemical compound like NH3.
cera
Cera
4 years ago
ok thank you
J
J
4 years ago
Ball and stick model