Minji Chai's answer to Shermel ET's Secondary 3 E Maths question.

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Minji Chai
Minji Chai's answer
9 answers (Tutor Details)
1st
Use the law of sin and subtract the other 2 values from the angles in a triangle (180) to get the unknown angle. The steps have been shown and you should be able to obtain the answer by yourself.
Shermel ET
Shermel ET
6 years ago
thank you!!