Answer:
141.75
Explanation:
6 3/4=27/4
3 1/9=28/9
l=27/4*28/9=27*28/4*9=21
A=27/4*21=27*21/4=567/4=141.75
141 3/4 in^2
3 1/9= 28/9
28/9*27/4=21
length=21
21*27/4= 141 3/4
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