What is the greatest common factor of 10 and 50

Find the cosine function that is represented in the graph.

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z