3 more until I can move on from this section, if anyone has the answer it would be greatly appreciated

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Use circumcenter theorem to solve for the given values

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36