HELP PLEASE!! A circle has a diameter of 8.5 feet. Which measurement is closest to the circumstance of the circle in feet? A. 26.7 B. 53.4 feet C. 28.3 ft D. 51.0

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

Select all of the following expressions that are equal to 2.5.