I dont understand can some help

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.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2