Part C The number 3.14 is a rounded value of the mathematical quantity r. If you replace 3.14 with it, what is the exact formula for the circumference in
terms of the diameter, d, and in terms of the radius, r?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22