If PQRS is a rhombus, which statements must be true? Check all that apply. R
P
S
A. PR is perpendicular to QS.
B. PS is parallel to QR.
I C. PORS
O D. ZQPS is supplementary to QRS.
I E. PROS
OF. POR is supplementary to 2 QPS.

Use the graph of the sine function y=2sinθ shown below

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?

Which of the following equations is equivalent to x/3-6/x=1