Achild and her mother are at the park the child walked around a rectangular park while her mom waits on the bench the child return to the bench finishing her walk at the same place she started the park is 411 m wide and 475 m long what distance did the child walk

Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?