Which statements about opposites are true?

select each correct answer.

a. the opposite of a number is always a negative number.

b. the opposite of the opposite of a number is the number itself.

c. the opposite of a number is 1 divided by that number.

d. a non-zero number and its opposite are located on opposite sides of zero on a number line.

!

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.