Elements of Geometry: Containing the First Six Books of Euclid, with a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added Elements of Plane and Spherical TrigonometryCollins & Hannay, 1860 - 333 sider |
Inni boken
Resultat 1-3 av 73
Side 189
... common section of the plane EH with the two planes AB and CD ; and from K , any point in EF , draw in the plane EH the straight line KM at right angles , to EF , and let it meet GH in L ; draw also KN at right angles to EF in the plane ...
... common section of the plane EH with the two planes AB and CD ; and from K , any point in EF , draw in the plane EH the straight line KM at right angles , to EF , and let it meet GH in L ; draw also KN at right angles to EF in the plane ...
Side 191
... common section is perpendicular to the same plane . Let the two planes AB , BC be each of them perpendicular to a third plane , and BD be the common section of the first two ; BD is perpen- dicular to the plane ADC . From D in the plane ...
... common section is perpendicular to the same plane . Let the two planes AB , BC be each of them perpendicular to a third plane , and BD be the common section of the first two ; BD is perpen- dicular to the plane ADC . From D in the plane ...
Side 330
... common vertex of which is G , and their bases AB , BC , CA ; and by three other triangles , of which the common vertex is the point F , and their bases the same straight lines AB , BC , CA : Now , the three triangles GAB , GBC , GCA are ...
... common vertex of which is G , and their bases AB , BC , CA ; and by three other triangles , of which the common vertex is the point F , and their bases the same straight lines AB , BC , CA : Now , the three triangles GAB , GBC , GCA are ...
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Vanlige uttrykk og setninger
ABC is equal ABCD altitude angle ABC angle ACB angle BAC angle EDF arch AC base BC bisected centre circle ABC circumference cosine cylinder demonstrated diameter draw equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given straight line greater hypotenuse inscribed join less Let ABC Let the straight line BC magnitudes meet multiple opposite angle parallel parallelogram perpendicular polygon prism PROB produced proportionals proposition Q. E. D. COR Q. E. D. PROP radius ratio rectangle contained rectilineal figure remaining angle segment semicircle side BC sine solid angle solid parallelopipeds spherical angle spherical triangle straight line AC THEOR third touches the circle triangle ABC triangle DEF wherefore