the sum of interior angles of a polygon is 1440 degree how many sides does this polygon have
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answer is 48 sides (1440/360)
ARMAANROCKS:
wrong
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se
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(n-2) 180 ••••180n-360=1440 1440+360=1800/180 reduced =10 sides
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Sum of interior angle = (n-2)180
Therefore =
(n-2)180 = sum of interior angle
180n - 360 = 1440
180n = 1440+360
180n = 1800
n = 10sides
thanks correct answer
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