The owner of a van installs a rear-window lens that has a focal length of -0.302 meter. When the owner looks out through the lens at a person standing directly behind the van, the person appears to be just 0.235 meter from the back of the van, and appears to be 0.341 meter tall.
(a) Compute how far from the van is the person truly standing?
m
(b) Evaluate how tall is the person?
m