Question

1. How high is the point P on parabolic arc tunnel of the span of 20 ft and height
of 16 flat a distance of 5 ft from the center?

2. A tunnel through a mountain for a four-lane highway is to have an elliptical
opening The total width of the highway (not the opening) is to be 16m, and
the height at the edge of the road must be sufficient for a truck 4m high to
ciear if the highest point of the opening is to be 5m approximately. How wide
must the opening be?

3. A piece of a broken plate was dug up in an archaeological site. It was put on
top of a grid with the arc of the plate passing through A( 7,0), B(1.4), and
CAT 2). Find its center and the standard equation of the circle describing the
boundary of the plate.

4.The cable of a suspension bridge hangs in the shape of a parabola. The
tower supporting the cable are 400 ft apart and 150 ft high. If the cable, at its
lowest. 5 30 above the bridge at its midpoint, how high is the cable 50 ft
away Thorizontaly) from either tower?
TIVITY 2 You Complete Mel​

Answer 1

Answer:

Thank u so much for your points dear