Which parent functions have a domain of all real values of x and a range of y>0?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

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

What are the values of each variable in the diagram below?