Yulei's answer to Serene Kang's Secondary 3 A Maths question.

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Yulei
Yulei's answer
24 answers (Tutor Details)
1st
To find coordinates of K, you need to first work out the eqn of AD. Since AD cuts the x-axis at point K, you can substitute y=0 into eqn AD.
Serene Kang
Serene Kang
6 years ago
Thanks