The equation of a circle is given.
x2 + y2 - 4x - 6
- 12 = 0
what is the radius of the circle?

Which equation matches the graph shown ?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.