Prove that tan 225 cot 405 + cot 675 tan 765 = 0

Which rational number could be graphed between -4 and -5

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.

Which of the following can be used to explain a statement in a geometric proof?