LOTS OF POINTS Find the Perimeter of the figure below, composed of a parallelogram and one semicircle. Rounded to the nearest tenths place

please don't answer if you are wrong

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?