Identify a translation or a reflection

Compare the shapes: same size and just slid (translation), same size and a mirror image (reflection), same size and turned (rotation), or a different size (dilation).

1. Triangle ABC has vertices A(−5, 4), B(1, 5) and C(3, 2). Its image has vertices A'(−5, −4), B'(1, −5) and C'(3, −2). Which transformation is it? Write translation, reflection, rotation or dilation.
2. Triangle ABC has vertices A(−4, 6), B(−6, 4) and C(3, −4). Its image has vertices A'(−1, 4), B'(−3, 2) and C'(6, −6). Which transformation is it? Write translation, reflection, rotation or dilation.
3. Triangle ABC has vertices A(−1, −6), B(−5, −1) and C(4, 6). Its image has vertices A'(−6, −7), B'(−10, −2) and C'(−1, 5). Which transformation is it? Write translation, reflection, rotation or dilation.
4. Triangle ABC has vertices A(1, 3), B(5, 6) and C(5, −1). Its image has vertices A'(3, 1), B'(6, 5) and C'(−1, 5). Which transformation is it? Write translation, reflection, rotation or dilation.
5. Triangle ABC has vertices A(−2, 3), B(3, 8) and C(−7, 4). Its image has vertices A'(0, −1), B'(5, 4) and C'(−5, 0). Which transformation is it? Write translation, reflection, rotation or dilation.
6. Triangle ABC has vertices A(−7, −1), B(7, −5) and C(−7, −8). Its image has vertices A'(−8, −1), B'(6, −5) and C'(−8, −8). Which transformation is it? Write translation, reflection, rotation or dilation.
7. Triangle ABC has vertices A(−1, 5), B(4, 7) and C(−4, 7). Its image has vertices A'(−3, 2), B'(2, 4) and C'(−6, 4). Which transformation is it? Write translation, reflection, rotation or dilation.
8. Triangle ABC has vertices A(6, 4), B(8, −4) and C(−3, −8). Its image has vertices A'(9, 0), B'(11, −8) and C'(0, −12). Which transformation is it? Write translation, reflection, rotation or dilation.
9. Triangle ABC has vertices A(−7, −4), B(−4, 5) and C(−7, −2). Its image has vertices A'(7, −4), B'(4, 5) and C'(7, −2). Which transformation is it? Write translation, reflection, rotation or dilation.
10. Triangle ABC has vertices A(−5, −10), B(8, 9) and C(2, 10). Its image has vertices A'(5, −10), B'(−8, 9) and C'(−2, 10). Which transformation is it? Write translation, reflection, rotation or dilation.
11. Triangle ABC has vertices A(−5, 3), B(1, −2) and C(−10, 5). Its image has vertices A'(−4, −2), B'(2, −7) and C'(−9, 0). Which transformation is it? Write translation, reflection, rotation or dilation.
12. Triangle ABC has vertices A(4, 1), B(10, 4) and C(10, 9). Its image has vertices A'(1, 4), B'(4, 10) and C'(9, 10). Which transformation is it? Write translation, reflection, rotation or dilation.
13. Triangle ABC has vertices A(−4, −9), B(11, −3) and C(6, −10). Its image has vertices A'(−1, −7), B'(14, −1) and C'(9, −8). Which transformation is it? Write translation, reflection, rotation or dilation.
14. Triangle ABC has vertices A(9, −4), B(−10, −6) and C(−3, 8). Its image has vertices A'(12, −5), B'(−7, −7) and C'(0, 7). Which transformation is it? Write translation, reflection, rotation or dilation.
15. Triangle ABC has vertices A(11, 3), B(3, 10) and C(−7, −11). Its image has vertices A'(3, 11), B'(10, 3) and C'(−11, −7). Which transformation is it? Write translation, reflection, rotation or dilation.
16. Triangle ABC has vertices A(4, 10), B(−7, −1) and C(−4, 6). Its image has vertices A'(−4, 10), B'(7, −1) and C'(4, 6). Which transformation is it? Write translation, reflection, rotation or dilation.
17. Triangle ABC has vertices A(13, −8), B(14, 3) and C(−8, 15). Its image has vertices A'(8, −3), B'(9, 8) and C'(−13, 20). Which transformation is it? Write translation, reflection, rotation or dilation.
18. Triangle ABC has vertices A(5, 9), B(2, 12) and C(9, −12). Its image has vertices A'(5, −9), B'(2, −12) and C'(9, 12). Which transformation is it? Write translation, reflection, rotation or dilation.
19. Triangle ABC has vertices A(7, 2), B(−1, −11) and C(2, −3). Its image has vertices A'(3, 7), B'(−5, −6) and C'(−2, 2). Which transformation is it? Write translation, reflection, rotation or dilation.
20. Triangle ABC has vertices A(−6, 13), B(6, −2) and C(−9, 6). Its image has vertices A'(−10, 12), B'(2, −3) and C'(−13, 5). Which transformation is it? Write translation, reflection, rotation or dilation.