Vì phần mềm điều khiển bàn phím bị virus
=))
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wtf
HI
good
>_ <
kít bò
cái wtf gì đang diễn ra zậy
> _ <
roi
Diện tích mảnh đất hình chữ nhật là:
\(80\cdot55=4400\left(\right.m\colorbox{white}{$ ^2 $}\left.\right)\)
Diện tích trồng cam là:
\(\frac{\left(\right. 4400 + 800 \left.\right)}{2}=2700\left(m2\right)\)
Diện tích trồng cây là:
\(2700-800=1900\left(\right.m^2\left.\right)\)