Question

A radio telescope has a parabolic surface, as shown below.

A parabola opening up with vertex at the origin is graphed on the coordinate plane. The height of the parabola from top to bottom is 1 meter and its width from left to right is 20 meters.

If the telescope is 1 m deep and 20 m wide, how far is the focus from the vertex?

1 m
25 m
100 m
5 m

Answer 1

Hello, @saragiraldooo.

Answer 2

Is this the given image for the question?

Answer 3

no the 12 is a 20

Answer 4

Ah, OK.
I believe your question was answered before.
https://questioncove.com/updates/53d980cfe4b0113bfea504aa

Answer 5

okay yeah! thank you so much, appreciate it

Answer 6

(: No problem. Welcome to QuestionCove.

Answer 7

thanks!

Answer 8

(: