How do i find angles in a straight 180 degree line with a 90 degree angle and 2 unknown angles?

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?

Find the slope of the line passing through a pair of points

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length