What is the ordered pair for point k on a graph

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.

In the diagram of circle o, what is the measure of zabc?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)