Sue wants to determine the height of a tree indirectly. it's shadow is 15 feet when she is at 48° angle of elevation with the sun that is behind a tree.

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?

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place