I believe she would get a 90
Step-by-step explanation:
the equation of line is given by;
y-y1=m(x-x1)
Omg! Thank you. I was stuck for like an hour till I found this.
One point: draw the line a bit lower such that it touches the circle. A line from the center of the circle to the line will be perpendicular to it.
Two points: draw the line somewhere through the circle. There will be two intersection points.
Three points: can't be done.