A rectangular sheet has length and width

PHYSICS · Subjective · A Level · Physics · Measurements and their errors · Measurements and their errors

Problem

A rectangular sheet has length

2.5\times10^{2}\,\text{cm}

and width

3.2\times10^{-1}\,\text{cm}

. Calculate its area in

\text{m}^2

and express the result in scientific notation with the appropriate significant figures.