25-11-2017
Mathematics

contestada

10 points - need the answers to questions 7-10 with work.

10 points need the answers to questions 710 with work class=

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jorel1380 jorel1380

25-11-2017

The sum of the interior angle of a pentagon is given by (n-2)180, where n is the number of sides. So:
7)720/180=4=n-2
n=6
8)1260/180=7=n-2
n=9
9)1800/180=10=n-2
n=12
10)4500/180=25=n-2
n=27
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