What is the scale factor of the dilation applied to ADEF to produce AD'E'F? How do you know?

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Are the corresponding angles congruent? explain why or why not.

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent