Need help Tangent line AD and chord Ac intersect at point A if the measure if ABC ie is 220 what is the measure if CAD ​

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

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?