A rotating sprinkler sprays water in a circle in a yard and covers an area of 81π square feet. What is the radius of the circle that is watered?

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?