| 1. | He learned how to use a set square, ruler and other tools.
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| 2. | The Midwest sets square with the world, like a big checkerboard.
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| 3. | On it is a football field made of channel-set square diamonds.
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| 4. | Some set squares also have these curves cut in the middle.
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| 5. | Eraser, rulers, templates, set squares and a T-square assist in creating lines and shapes.
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| 6. | The T-square is used to hold other devices such as set squares or triangles.
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| 7. | Other tools used are circle compass, ruler, and set square.
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| 8. | More commonly the set square bears the markings of a ruler and a half circle protractor.
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| 9. | Less commonly found is the adjustable set square.
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| 10. | Inside the tin there are two set squares, a 180?protractor, a 15 cm ruler, a metal dividers.
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