1. A parabolic archway is 12 meters high at the vertex. At a height of 10 meters, the width of the archway is 8 meters (see figure). How wide is the archway at ground level?

2. A church window is bounded above by a parabola and below by the arc of a circle (see figure).
(a) Find equations for the parabola and the circle.
(b) Complete the table by filling in the vertical distance d between the circle and the parabola for each given value of x.

Transcribed Image Text:

(-4, 10) (0, 12) (4, 10) х 01| 23 | 4