Which complex number is represented by the graph

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

The winner of a golf tournament made five putts for birdies. the lengths of these putts are in the table shown. what is the total distance of the putts in the yards, feet, and inches?