enhance your eye-meter with a "half"
1. Mark by a dot the half of each segment:
Hide the answers. To get a new problem move the endpoints of the segments. |
2. Mark the half of the angle by the green segment:
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. Mark the half of the rectangle by the line:
Hide the answer. To get a new problem move some vertices of the rectangle.
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4. Move the red dot so that the line divides the rectangle into halves.
Hide the answer. To get a new problem move the green dot and some vertices of the rectangle
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5. Move the green dot so that the line splits the plate in halves.
To get a new problem move the red dot.
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