Which number sentence is true?
a. –8.2 + (–4.1) = –4.1
b. –8.2 + (–4.1) = 4.1
c. –8.2 + (–4.1) = –12.3
d. –8.2 + (–4.1) = 12.3

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Find the value of x in the diagram below. select the best answer from the choices provided

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average