Answer:
i. square
ii. no named type
iii. parallelogram
Step-by-step explanation:
i. Diagonals align with the axes, so are perpendicular. They bisect each other and are the same length. The figure is a square. (brown in the attached)
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ii. The first three points, labelled E, F, G on the attached, are collinear. Point F is not between E and G, so the figure is not a triangle. This polygon has no name. (blue in the attached)
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iii. Midpoints of the diagonals are the same point, so the figure is a parallelogram. (red in the attached)
