Question

how long is a typical marathon? (1 point) 10 km 21 km 42 km 84 km

Explanation:

A marathon is a long - distance running event. The standard length of a marathon, as recognized globally, is 42.195 km (often approximated to 42 km). 10 km is a common shorter running distance. 21 km is approximately a half - marathon. 84 km is much longer than the standard marathon distance.

Answer:

42 km