If 1 in. is approximately equal to 2.5 cm, then 1.0 cm² of surface area is approximately A) 1/(6.3) in². B) 1/(2.5) in². C) 1.0 in². D) 2.5 in². E) 6.3 in².

Question

Quizplus · Accepted Answer

Since 1 inch is approximately equal to 2.5 cm, when converting from cm^2 to in^2, we square the conversion factor. Thus, 1 cm^2 is approximately equal to (1/2.5)^2 in^2, which simplifies to 1/6.25 in^2. The closest option to this calculation is 1/(6.3) in^2.

If 1 In Is Approximately Equal to 2