Determine whether the line through (−4, 7) and (−2, −1) intersects the line through (−3, −3) and (−1, −7).

If chord ab is congruent to chord cd, then what must be true about ef and eg?

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?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m