The observation deck of the skylon tower in niagara falls is 166m above the niagara river. a tourist on the observation deck notices boat a, which is south of her position, at an angle of depression of 40°. also, she notices boat b, which is [s70°w] of her position, at an angle of depression of 34°. what is the distance between the two boats?

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?

Aline passes through 3,7 and 6,9 what equation represents the line

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?