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.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Classify the following triangle check all tht apply

In may you used 400 kilowatt-hours of energy for electricity. a. calculate the total electrical energy use in joules. b. calculate your average power use in watts. c. assume that your power supplier generates electricity by burning oil. note that 1 liter of oil releases 12 million joules of energy. how much oil is needed to generate the electricity you use? give your answer in both liters and gallons. a. the total electrical energy use was nothing _ joules. (type an integer or a decimal.) b. the average power use is nothing _ watts. (round to the nearest whole number as needed.) c. to generate the electricity you used, nothing _ l is needed. (round to the nearest whole number as needed.) to generate the electricity you used, nothing _ gal is needed. (round to two decimal places as needed.)