Question 3 of 7 - /1 IE ... View Policies Current Attempt in Progress The owner of a van installs a rear-window lens that has a focal length of -0.290 m. When the owner looks out through the lens at an object located directly behind the van, the object appears to be 0.260 m from the back of the van, and appears to be 0.380 m tall. (a) How far from the van is the object actually located, and (b) how tall is the object? Rear-window lens. Person Image of person (a) Number Units (b) Number i Units eTextbook and Media Hint