What is the ratio of the width to length of a folded sheet of paper if the rectangle formed when the sheet is folded in half is similar to the original rectangular sheet? express your answer as a common fraction in simplest radical form. (assume the width of the original sheet of paper becomes the length of the folded sheet.)

What can you determine about the solutions of this system

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq