What is the length of XY when w=1.3 units?

Which of the following is a justification used while proving the similarity of triangles lom and mon

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

∆red ≅ ∆ by rule will give brainiest if possible