Nathan draws the 2 rectangles shown below in the sand. the perimeter of rectangle a is 20 inches greater than the perimeter of rectangle b. the width of rectangle b is 12 inches. what is the length of rectangle b?
(part b):
how much greater is the area of rectangle a than the rectangle b? show or explain how you got your answer.

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%

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

What is the average diastolic blood pressure for adults