Find the surface area of a sphere with a diameter of 10 centimeters. a. 1,256.6 cm3
b. 104.7 cm3
c. 314.2 cm3
d. 209 cm3

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?