Area the radius, r, of a circle is decreasing at a rate of 3 centimeters per minute. find the rate of change of area, a, when the radius is

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5