An aircraft is cruising with an airspeed of 500 knots on a headling of 084. If the wind is blowin from a true leading of 108° at a peed of 100 knots, find the ground speed of the aircraft

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?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

Write the equation in general quadratic form: plz !