At Lake Clay, marine biologists catch, tag, and release 50 smallmouth bass. Over the next few days, they catch 175 smallmouth bass, of which 7 have the original tags. What is the estimated population of smallmouth bass in Lake Clay?

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?