sstrike's answer to Theetha Ambigai's Primary 6 Maths Measurement Singapore question.
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∠ABC = 74°+66°-43° = 97° (Ans)
sum angles of △ABC
= sum angles of △CDE
∠ACB = ∠DCE
sum angles of △ABC
= sum angles of △CDE
∠ACB = ∠DCE
Date Posted:
3 years ago
Thank you.
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