Fill in the blank with the phrase that makes the proof statement true. lines a and b are parallel. because vertical angles are congruent. a. angle 1 is congruent to angle 3 b. angle 2 is congruent to angle 3 c. angle 1 is congruent to angle 2 d. lines a and b are parallel

answer:

i think the answer would be d

step-by-step explanation:

your answer is the last one

step-by-step explanation:

divide the length of a'c' by the length of ac to get a scale factor of two

& then reflect vertically (over the y-axis)

so your answer is dilation by a scale factor of 2 followed by reflection over the y-axis

answer: the dogs need to shift their focus to human scent.

its because the dogs being trained are for search and rescue thus they need to be able to track humans and their specific scent