The British Encyclopedia: Or, Dictionary of Arts and Sciences. Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, 第 5 巻Longman, Hurst, Rees, and Orme, 1809 |
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... sides and angles . In a regular nonagon , or that the sides and angles of which are equal , if each side be 1 , its area will be 6.182 nearly of the tangent of 70 ° to the radius . = 9 NON claim , in law , where a person has a • to time ...
... sides and angles . In a regular nonagon , or that the sides and angles of which are equal , if each side be 1 , its area will be 6.182 nearly of the tangent of 70 ° to the radius . = 9 NON claim , in law , where a person has a • to time ...
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... side of a stone or brick wall , and the plane of it is erected exactly in the plane of the meridian . There is also a portable astro nomical quadrant , which is in high estima- tion , on account of its being capable of being carried to ...
... side of a stone or brick wall , and the plane of it is erected exactly in the plane of the meridian . There is also a portable astro nomical quadrant , which is in high estima- tion , on account of its being capable of being carried to ...
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... sides about eight inches , to admit more easily the tube of the telescope ; but when the tube is inserted , it is kept ... side , as at V and P , the horizontal motion by the screw P , and the vertical by the screw V. These two motions ...
... sides about eight inches , to admit more easily the tube of the telescope ; but when the tube is inserted , it is kept ... side , as at V and P , the horizontal motion by the screw P , and the vertical by the screw V. These two motions ...
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... sides and angles : and this , when all the sides and angles are equal , is called a regular octagon , or one which may be in- scribed in a circle . If the radius of a cir- cle , circumscribing a regular octagon , be = r , and the side ...
... sides and angles : and this , when all the sides and angles are equal , is called a regular octagon , or one which may be in- scribed in a circle . If the radius of a cir- cle , circumscribing a regular octagon , be = r , and the side ...
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... side in a depression of the month ; antennæ of three articulations , the last subglobular , and fur- nished with a bristle on the fore - part , placed in two hollows on the front . The face of this singular genus is broad , depressed ...
... side in a depression of the month ; antennæ of three articulations , the last subglobular , and fur- nished with a bristle on the fore - part , placed in two hollows on the front . The face of this singular genus is broad , depressed ...
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