Point c is reflected across ab such that it maps onto point d. points c and d are then connected to form cd . which of the following must be true?

(1) cd bisects ab
2)cd is parallel to ab
3) ab =cd
4) cd is perpendicular to ab

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)