Select all the correct answers.
Assume these hexagons are similar. Which changes will result in a pair of non-similar hexagons?
B
с
A
D
H
G
F
E
K
O doubling each side length in ABCDEF
subtracting 1 from each side length in GHIJKL
adding 15 degrees to angles G, H, and I, and subtracting 15 degrees from angles
o reducing each side length in GHIJKL by one-third of the original length
K and 2
adding 3 to each side length in GHIJKL