Question

the international association of athletic federations (iaaf) officially declared that marathons are 26.2 miles in length. how many kilometers is this?

Explanation:

Step1: Identify conversion factor

1 mile is approximately 1.60934 kilometers.

Step2: Set up conversion

Multiply the number of miles by the conversion factor. So, $26.2\times1.60934$.

Step3: Calculate result

$26.2\times1.60934 = 42.194708\approx42.195$ kilometers.

Answer:

42.195 kilometers