Cho hình lăng trụ đứng ABC. A'B'C' có đáy ABC là tam giác vuông cân tại A, AB = a, AB' hợp với đáy một góc 60°. Tính thể tích của khối lăng trụ ABC. A'B'C'.

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?

What’s the answer ? use the picture to see the problem

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph