Two flat, circular plates are placed on a circular tabletop. the diameter of each plate is equal to the radius of the table top. approximately how many square feet of the table top are not covered by the plates? show or explain your work. use 3.14 for pi.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?