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 88
Side 22
... draw a straight line equal to a given straight line . Let A be the given point , and BC the given straight line ; it is re- quired to draw , from the point A , a straight line equal to BC . From the point A to B draw ( 1. Post . ) the ...
... draw a straight line equal to a given straight line . Let A be the given point , and BC the given straight line ; it is re- quired to draw , from the point A , a straight line equal to BC . From the point A to B draw ( 1. Post . ) the ...
Side 78
... draw DH at right angles to AG ; and because the angle DHA is a right angle , and the angle DAH less than a right ... draw a straight line from a given point either without or in the cir cumference , which shall touch a given circle ...
... draw DH at right angles to AG ; and because the angle DHA is a right angle , and the angle DAH less than a right ... draw a straight line from a given point either without or in the cir cumference , which shall touch a given circle ...
Side 186
... draw any straight line BC , and from the point A draw ( 12. 1. ) AD perpendicular to BC . If then AD be also perpendicu lar to the plane BH , the thing required is already done ; but if it be not , from the point D draw ( 11. 1 ...
... draw any straight line BC , and from the point A draw ( 12. 1. ) AD perpendicular to BC . If then AD be also perpendicu lar to the plane BH , the thing required is already done ; but if it be not , from the point D draw ( 11. 1 ...
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Elements of Geometry: Containing the First Six Books of Euclid: With a ... John Playfair Uten tilgangsbegrensning - 1819 |
Elements of Geometry: Containing the First Six Books of Euclid, with a ... John Playfair Uten tilgangsbegrensning - 1824 |
Elements of Geometry: Containing the First Six Books of Euclid, with a ... John Playfair Uten tilgangsbegrensning - 1819 |
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 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