Lim Zhi Yun's answer to Cindy's Secondary 4 E Maths question.

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Lim Zhi Yun
Lim Zhi Yun's answer
3 answers (A Helpful Person)
1st
I hope that the answers align with yours. This question involves forming algebraic equation to solve for the unknown angles. Hence you need to get y=2x before substituting it into the equations formed ( based on the angles properties). Hope it helps!