How do you make someone the "brainliest"

What is the area of the trapezoid shown ?

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.

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me