AC Lim's answer to Girl's Secondary 1 Maths Singapore question.
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Total angle in pentagon = 540
Each angle 540/5 = 108
Or
Formula for angle in pentagon = (n-2)x180
n = number side, pentagon =5
(5-2)x180= 540
Each angle 540/5 = 108
Or
Formula for angle in pentagon = (n-2)x180
n = number side, pentagon =5
(5-2)x180= 540
Date Posted:
4 years ago
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