What is the area of a circle with a diameter of 13.2 cm? use 3.14 for pi and round your final answer to the nearest hundredth. enter your answer in the box.

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

If you could answer these your a life saver