Question

A paper is 12.3cm long,7.3cm wide and 8cm .Calculate the volume of the box

Answer 1

Answer:

718.32cm^3 is the answer

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Answer 2

Answer:

{(12.3×7.3) +(7.3×8)+(8×12.3)}×1/2

1/2( 89.79+58.4+98.4)=246.59×1/2=123.295