9is a member of a {1,3,8} intersecting d {3,9}

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Me with this one question, and i'll upvote the brainliest answer