Select all the values of k that shift f(x)=x^2 to the right when f(x)=(x-k)^2

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

X-intercept=-5 y-intercept=2 the equation of the line is

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees