Angles ABC and DBE are vertical angles. If m A. 180°
B. 38°
C. 52°
D. 128°

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

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.)