What is the ordered pair for Point R?

First quadrant grid with point R at (4,5) labeled
A. (4, 5)
B. (4, 4)
C. (5, 5)
D. (5, 4)

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?

What is the radical expression that is equivalent to the expression 27 1 over 5?

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.