Mathematics, 14.10.2019 09:30 sillslola816oxb5h7
The vertices of triangle qpr are q(–4,0), p(–6, 7), and r(–2, 1). / is rotated 90° counterclockwise about the origin to form q' p' r'. what are the coordinates of the vertices of q'p'r'?
a. q’(0, –4), p’(–7, –6), r’(–1, –2)
b. q’(0, –4), p’(7, 6), r’(1, –2)
c. q’(0, 4), p'(–7, 6), r’(–1, 2)
d. q’(4, 0), p’(6, 7), r’(2, –1)
Answers: 2
Mathematics, 21.06.2019 19:30
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?
Answers: 2
The vertices of triangle qpr are q(–4,0), p(–6, 7), and r(–2, 1). / is rotated 90° counterclockwise...
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