AC Lim's answer to Calisto Yeow's Primary 6 Maths Geometry Singapore question.
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External angle at Q = 212-180=32°
Total external angle for any polygon = 360°
Remaining angle for polygon = 360-32=328°
Number of side remaining=328÷41=8
Therefore, total side of polygons= 8+1=9.
Hope this helps
Total external angle for any polygon = 360°
Remaining angle for polygon = 360-32=328°
Number of side remaining=328÷41=8
Therefore, total side of polygons= 8+1=9.
Hope this helps
Date Posted:
3 years ago
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