Which statements about the opposite of −12 are true? select each correct answer. a. −12 and its opposite are on located on the same side of zero on a number line b. the opposite of −12 is -1/12 c.−12and its opposite are located the same distance from zero on a number line. d. the opposite of the opposite of −12 is −12

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges