CPM Homework Banner

Right triangle, vertical leg is a lamppost, about half way between vertical leg & vertex opposite vertical leg, is a person standing between horizontal leg & hypotenuse, such that horizontal leg is divided into 2 parts, parts between person and right angle labeled, x, other part labeled, s.Patrick, who is feet tall, is walking way from a -foot tall lamppost. If he currently casts a shadow that is ft long, how far from the lamppost is he?

Do you see two similar overlapping triangles? Recall that similar triangles have proportional sides. Set up a proportion and solve for .