Find the perimeter of the polygon AB = 2cm 6mm BC = 2cm 2mm CD = 1cm DE = 2cm 5mm EA = 2cm 6mm.
| January 8, 2021 | education
To find the perimeter of a polygon, add the lengths of its sides.
2cm6mm + 2cm2mm + 1cm + 2cm5mm + 2cm6mm = 9cm 19mm = 10cm 9mm, since 1cm = 10mm.
you can solve this problem in a different way, first convert all lengths into millimeters and add them, and then convert them into centimeters and millimeters.
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