What is the formula for a mid-segment of a triangle

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?