Amel Robert's answer to Vanessa Chia's Secondary 3 E Maths question.

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Amel Robert
Amel Robert's answer
21 answers (A Helpful Person)
1st
Im not sure about question b. Would you mind give me the answer?
Vanessa Chia
Vanessa Chia
6 years ago
Thank you so much !! // i don't have the answer:(
Teo Huan Zi
Teo Huan Zi
6 years ago
You can find BC first using the sine rule. After which you will have AB and BD which allows you to use cos sine for AD