Assume that the correlation between temperature and ice cream sold is r = 0.5. What is the percentage of variance in ice cream sold is accounted for by temperature?

Acircle has the equation (x-2)^2 +y^2 =5. what are the coordinates of the circle's center?

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

In the pendulum formula t=2pi. read the problem on the picture ! ; $; $; ! ; ! ; ! ; )$; ! ; ! ; ! ; $; $; $! ; ! ; ); $; $$