British Encyclopedia: Or, Dictionary of Arts and Sciences, Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 5Mitchell, Ames, and White, 1819 - Natural history |
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... triangle F Mf , it will describe an ellipsis , whose axes are A B , D E. The greater axis , A B , passing through the two foci Ff , is called the transverse axis ; and the lesser one D E , is called the conjugate , or second axis ...
... triangle F Mf , it will describe an ellipsis , whose axes are A B , D E. The greater axis , A B , passing through the two foci Ff , is called the transverse axis ; and the lesser one D E , is called the conjugate , or second axis ...
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... triangle ABC ( Plate V. Mis- cel . fig . 5. ) whose base is b , and perpen- dicular is c , so shall the square of the hy- pothenuse be b2 + c , which call h2 ; then the equation is ax = h2 , and proportional to a and h . h1 = - , a ...
... triangle ABC ( Plate V. Mis- cel . fig . 5. ) whose base is b , and perpen- dicular is c , so shall the square of the hy- pothenuse be b2 + c , which call h2 ; then the equation is ax = h2 , and proportional to a and h . h1 = - , a ...
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... triangle , & c . EQUICRURAL , in geometry , the same with isosceles . See IsosCELES TRIAN- GLE . EQUIDIFFERENT numbers , in arith- metic , are of two kinds . 1. Continually equidifferent , is when , in a series of three numbers , there ...
... triangle , & c . EQUICRURAL , in geometry , the same with isosceles . See IsosCELES TRIAN- GLE . EQUIDIFFERENT numbers , in arith- metic , are of two kinds . 1. Continually equidifferent , is when , in a series of three numbers , there ...
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... triangles , squares , pentagons , hexagons , & c . is , that those numbers may be placed in the form of these regular figures or polygons . The figurate numbers of any order may be found without computing those of the preceding order ...
... triangles , squares , pentagons , hexagons , & c . is , that those numbers may be placed in the form of these regular figures or polygons . The figurate numbers of any order may be found without computing those of the preceding order ...
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... triangle A B C , fig . 10 . Draw BH perpendicular to A C ; put AC a , BH b , BE x , then E H and by similar triangles , b : a b ---- x ; x : DF m + ni a x Cor . Hence , to divide a quantity a into three parts , x , y , z , so that x y z ...
... triangle A B C , fig . 10 . Draw BH perpendicular to A C ; put AC a , BH b , BE x , then E H and by similar triangles , b : a b ---- x ; x : DF m + ni a x Cor . Hence , to divide a quantity a into three parts , x , y , z , so that x y z ...
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alcohol angle animals appear applied aqua fortis axis bastion bill birds body botany called calyx carbon carbonic acid centre circle class and order colour common consists contain copper corolla court covered degree diameter drachms earth ellipsis enamel epact equal equation Essential character ether feet figure fire fish flowers fluid fluxion fore four frustum genus give given glacis glass ground half heat horse hydrogen inches insects iron Jussieu kind land length manner matter means ment metal Monogynia class motion mould muriatic muriatic acid Natural order neral nitric acid observed oxide oxygen person piece plants plate produced proportion quantity raveline salt seeds ship side silver species specific gravity substance sulphuric acid supposed surface tained thing tion trees triangle tube uterus vapour vessel weight whole wire zinc