Please help me this is math

Which statements are true about additional information for proving that the triangles are congruent check all that apply

Which of these phrases uses parallelism to create a sad tone?

When you dilate a figure with a scale factor of 1/2, what will the dilated figure look like?                                                                                           a: the dilated figure will have side lengths that are half the length of the original side lengths.                                                                          b: the angles in the dilated figure will be half the measure of the original figure.                                                                                c: the dilated figure will have side lengths twice the length of the original.