Aradio 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? .

Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude