The edge length of a cube-shaped box is 2√5 inches long. estimate the length of the edge to the nearest tenth of an inch. then explain why you can only estimate this length, not find its exact value.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.