An isosceles triangle is shown below with side lengths of 12 and a base length of 20. If a line segment AD is drawn from A to side overline BC such that D lies on overline BC and overline AD perp overline BC then find the length of overline AD in simplest radical form.

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)