In circle r, rd(line over it) is a radius and df (line over it) is a tangent segment which statement must be true? a)rd= df b)rd = rf c)triangle rdf is a right triangle d)triangle rdf is an obtuse triangle

P= $1400,300 r = 7 1/2% t = 4 what is i ? $4.29 $429.00 $4290.00

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

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?