Two triangles G J I and G K H are similar with a shared vertex G. K H and J I are parallel. Find K J if G J = 8, G H = 12, and H I = 4.
Choices:
A:2
B:4
C:6
D:8
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: Two triangles G J I and G K H are similar with a shared vertex G. K H and J I are parallel. Find K J if G J = 8, G H = 12, and H I = 4.
Choices:
A:2
B:4
C:6
D:8
Please first conduct reasoning, and then answer the question and provide the correct option letter, e.g., A, B, C, D, at the end.
Question: Two triangles G J I and G K H are similar with a shared vertex G. K H and J I are parallel. Find K J if G J = 8, G H = 12, and H I = 4.
Choices:
A:2
B:4
C:6
D:8