The bottom of a ladder must be 3 feet from a wall. the ladder is 12 feet long. how far above the ground does the ladder touch the wall

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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?

∆red ≅ ∆ by rule will give brainiest if possible