Whats greater 68% or .63% or 13/28?

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Which answer goes into the box? (90° clockwise rotation, 90° counter clockwise rotation, translation, or glide reflection)

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?