Tham KY's answer to Jonathan has been failing amaths lmfao's Secondary 4 A Maths question.

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Tham KY
Tham Ky's answer
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Jonathan has been failing amaths lmfao
Jonathan Has Been Failing Amaths Lmfao
6 years ago
hello in pt3 why is theta minus 38.7deg equals to zero?
Tham KY
Tham KY
6 years ago
Because basic angle of inverse cosine 1 is 0°...
cos 0° = 1..