314-__=100+114 I'm in need

The variable in a relation who’s value depends on the value of the independent variable is called what?

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?