In the diagram below of circle O, diameter AOB is perpendicular to chord CD at point E, OA = 6, and OE = 2 (look at image). Find CE gee i don't usually ask so much but i found this one confusing

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

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?

Is the square root of 4 plus the square root of 16 rational?