Find the area of a rectangle whose sides are 12.68 cm and 98.5 mm.
make sure everything is in the same units:
126.8mm x 98.5mm = 12489.8 mm^2
If you need cm^2, convert the other way.
126.8mm x 98.5mm = 12489.8 mm^2
If you need cm^2, convert the other way.