Eric Nicholas K's answer to LockB's Secondary 3 A Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
The order of lettering is very important for this particular topic on similarity.
Eric Nicholas K
Eric Nicholas K
3 years ago
Also, I immediately “rotated” and redrew the two similar triangles to the same orientation for easy comparison. You should do this as well once you identify the triangles.
Eric Nicholas K
Eric Nicholas K
3 years ago
With no lengths given for the first part, the way to prove the similarity MUST BE by AA, since the absence of lengths renders SAS and SSS redundant.
LockB
LockB
3 years ago
tyvm for your help :)