I already have the area so I just need help with the perimeter. Please show how you got the perimeter. I originally got 19.42 and that was incorrect.

4. find the geometric mean of 4 and 12. 24 8

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Which strategy is used by public health to reduce the incidence of food poisoning?