Given RST: LMN, which of the following is true?

Select the lengths in centimeters that would form a right triangle

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?

Acute identify < 1 and < 2 select all that apply of the following acute, right,obtuse, adjacent,vertical,complementary, supplementary