Identify the theorem that you can use to show that the quadrilateral is a parallelogram.

Which theorem is it? Please explain how you got your answer

*The third choice is already wrong

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.

How can you find the mean absolute deviation (mad) for this set of data?

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?