Which pair of triangles is congruent by aas?

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)

How is the interquartile range calculated?

Answer for 15 points (look at the image)