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0.00032cm*4.02=1.2864 × 10^-3 in scientific notation.
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Answer

[tex]1.2864*10^{-3} cm^{2}[/tex]

Explanation:

First we multiply as normal:

0.00032 cm * 4.02 cm = 0.0012864 cm²

It is important to multiply the units too which is why centimeters become square centimeters.

Then we write the answer in scientific notation:

[tex]0.0012864 cm^{2} = 1.2864*10^{-3} cm^{2}[/tex]

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