sum of inner angle is 1080 degree
a) how many sides are there
b) can the sum of angle be 1000 degree? why?
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Answer:
a, formula =(n-1)180=sum of angle
(n-1)180=1080
(n-1)=6
n=6-1
n=5
no. of side=5
b) no because there is no number that is multiplied by 180' to became 1000'
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