Question

if the bisector of a pair alternate angles formed by a trasvesal with two given lines, prove that given lines are parallel

Answer 1

Answer:

https://www.quora.com/How-is-a-straight-line-joining-the-midpoints-of-the-diagonals-of-a-trapezium-parallel-to-the-parallel-sides-and-equal-to-half-their-distance