The cylinder package is made of plastic. in terms of pi, how much plastic was used to make package?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

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.)

Someone me what is the area of this figure? 18m 18m 8m 16m