HiderApplecross's answer to Koh's Secondary 4 E Maths Singapore question.

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HiderApplecross
Hiderapplecross's answer
1783 answers (Tutor Details)
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Koh
Koh
1 year ago
Hi the 129.1 is the obtuse angle PQR. Thought we are looking at acute angle PQR which is 50.87? So to find angle QPR= 180 - 27-50.87 correct?