AC Lim's answer to Ethan's Primary 5 Maths Angles & Geometry Singapore question.
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List all number of toothpick till 160 (I assumed is 160 cause pic blur). Answer for a) is 10 (Figure 10= 41 and figure 13=51).
Hope this helps. Other tutor may have better method.
Hope this helps. Other tutor may have better method.
Date Posted:
4 years ago
Thanks
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