Cho hình lăng trụ ABC. A'B'C' có đáy ABC là tam giác đều cạnh A, (A'B'B) vuông góc (ABC), tam giác A'BC đều. Tính thể tích hình lăng trụ đã cho

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

Find the value of x. give reasons to justify your solutions! c ∈ ae