Date \( \qquad \)
2. A triangle has vertices at \( (1,1),(1,2) \), and \( (3,2) \). It is dilated by a scale factor of 3 wi the origin as the center of dilation to form similar triangle. What are the coordinates the vertices of the image?
a. \( (4,1),(4,2),(6,2) \)
b. \( (1,4),(1,5),(3,5) \)
c. \( (4,4),(4,6),(6,5) \)
d. \( (3,3),(3,6),(9,6) \)