[" n diameter and "5cmd],[" haw is its anis vertical "],[" ide is it "2m" from the "]

(i) If a parabola reflector is 20cm in diameter and 5cm deep.Find its focus.(ii) An arc is in the form of a parabola with its axis vertical. The arc is 10m high and 5m wide at the base. How wide is it 2m from the vertex of the parabola.

An arch is in the form of a parabola with its axis vertical. The arc is 10m high and 5m wide at the base. How wide is it 2m from the vertex of the parabola?

An arch is in the form of a parabola with its axis vertical. The arc is 10m high and 5m wide at the base. How wide is it 2m from the vertex of the parabola?

An arch is in the form of a parabola with its axis vertical. The arch is 10m high and 5m wide at the base. How wide is it 2m from the vertex of the parabola ?

An arch is in the form of a parabola with its axis vertical.The arch is 10m high and 5m wide at the base.How wide is it 2m from the vertex of the parabola?

An arch is in the form of a parabola with its axis vertical.The arc is 10m high and 5m wide at the base.How wide is it 2m from the vertex of the parabola?

An arch is in the from of a parabola with its axis vertical. The arch is 10 m high and 5 m wide at the base. How wide is it 2 m from the vertex of the parabola ?

An arch is in the form of a parabola with its axis vertical. The arch is 10 m high and 5 m wide at the base. How wide is it 2 m from the vertex of the parabola ?