Correct Answer: 1,6,9 ; 2,4,7 ; 3,5,8
Explanation:
1, 6, 9 are figures which are half shaded by slanting lines.
2, 4, 7 are all divided into equal parts (either three or four parts) by straight lines and also have a black circle at the centre.
3, 5, 8 have similar designs and have their four corners shaded black.
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