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junior college 2 | H3 Maths
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Nur
Nur

junior college 2 chevron_right H3 Maths

Can you help me for b...

Date Posted: 6 years ago
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Tham KY
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Nur
Nur
6 years ago
Thanks...
Nur
Nur
6 years ago
Sorry...but i want to ask...this answer is correct but why you not multiple with cos
Tham KY
Tham KY
6 years ago
Question asked for "angle cosine", so leave answer in cosine ratio, do not evaluate the angle. I used the dot product, which has angle cosine in its formula, just rearrange to make cosDeta the subject.