Question 1050067
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Hi,
     *[illustration rectangle.png].
2L + 2w = P
2L + 2w = 80m
2(3w) + 2w = 80m
8w = 80m
w = 10m  ande L = 30m {{{3*10}}}
Checking
2L + 2w = P
20m + 60m = 80m CHECKS!