What definition would justify the following statement?

If T is the midpoint of segment RS then, Segment RT is congruent to segment TS..

Definition of Angle Bisector
Definition of Congruence
Definition of Midpoint
Definition of Segment Bisector

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

The volume of a cube is 8 in to the 3rd power. how long is each side?