A dog is on a leash that is attached to a pole in the ground. If the leash is 8 ft long. In how much area can the dog move around? Round to the the nearest tenth

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.

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse