Given the points O(0, 0) and R(–5, –12): Homework Help ✎
What is the equation of the circle centered at point O and passing through point R?
What is the measure of the angle formed by
and the positive x-axis? Answer in both radians and degrees.
Graph your circle in part (a) and x2 + y2 = 144 on the same set of axes. Shade the region between the circles.
If we use these circles as a dart board and the dart is certain to hit randomly somewhere within the largest circle, what is the probability of hitting the shaded region?
Determine the radius of the circle.
r = 13
Use the general equation of a circle:
(x − h)2 + (y − k)2 = r2
Use a trigonometric function to determine the angle θ.
Create a graph.
Determine the area of the shaded area and the total area.