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Mathematics 10 Online
OpenStudy (anonymous):

What is the perimeter of the polygon? A. 88.9 cm B. 98.7 cm C. 98.9 cm D. 99.1 cm

OpenStudy (anonymous):

OpenStudy (anonymous):

The perimeter of an irregular polygon is the sum of all sides. So, add the sides.

jagr2713 (jagr2713):

Same as we did before @Buttercup214 We add, what do we get?

OpenStudy (anonymous):

..the perimeter of a REGULAR polygon would be ns, or the number of sides times the length of each side, but in your case the side lengths are different, so simply add the lengths of each side

OpenStudy (anonymous):

ooh so 98..9

jagr2713 (jagr2713):

Correct

OpenStudy (anonymous):

Yes correct

OpenStudy (anonymous):

Good job! @Buttercup214 :) Happy studying!

jagr2713 (jagr2713):

All we do is add them up P=20.9 cm + 22 cm + 39.8 cm + 16.2 cm = 98.9

OpenStudy (anonymous):

Thanks guys :)

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