| 41. | Most elevated railways are made of steel and show nothing but right angles.
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| 42. | The slots were at right angles to the direction of movement.
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| 43. | The cheeks are roughly at right angles to the top of the skull.
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| 44. | I was concerned about making sure everything worked, about finding the right angle,
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| 45. | The roads are straight and meet mostly at right angles.
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| 46. | Squares are the tools used for obtaining true right angles.
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| 47. | The deck joists are nailed to it at right angles.
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| 48. | Slow work : Dazzling Scholar ( Marzuki ), Right Angle.
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| 49. | An overlaying river running at right angles formed the cave.
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| 50. | In hyperbolic geometry, squares with right angles do not exist.
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