ENHANCE YOUR EYE-METER WITH "ONE-THIRD"
1. Mark one-third of the segment by the dot.
Hide the answers. To get a new problem move the endpoints of the segments.
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2. Move the green dot so that the line splits the angle in one-third.
Hide the answer. To get a new problem change the size of the angle by the dots on its sides.
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3. Move the line so as to mark one-third of the rectangle.
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