Alamina occupies the region inside the circle x2 + y2 = 18y but outside the circle x2 + y2 = 81. find the center of mass if the density at any point is inversely proportional to its distance from the origin.

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

What is the circumference of a circle with an area of 50.24 cm²?