Square plate

From a square metal plate with a side long 6dm were cut two identical rectangular openings with dimensions of 2.5 dm and 2 dm. Calculate the remainder of the square plate.

Result

x =  26 dm2

Solution:

x=6 62 (2.5 2)=26 dm2x=6 \cdot \ 6-2 \cdot \ (2.5 \cdot \ 2)=26 \ \text{dm}^2



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