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, Edlemnts of Plane and Spherical TrigonometryW.E. Dean, 1836 - 311 sider |
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Resultat 1-3 av 85
Side 183
... Plane and Spherical Trigonometry John Playfair. PROP . XIV . THEOR . If two parallel planes be cut by another plane , their common sections with it are parallels . Let the parallel planes AB , CD , be cut by the plane EFHG , and let ...
... Plane and Spherical Trigonometry John Playfair. PROP . XIV . THEOR . If two parallel planes be cut by another plane , their common sections with it are parallels . Let the parallel planes AB , CD , be cut by the plane EFHG , and let ...
Side 184
... Plane and Spherical Trigonometry John Playfair. the lines LM , LO which it meets in that plane . Therefore , since LM and LO are at right angles to LG , the common section of the two planes CD and EH , the angle OLM is the inclination of ...
... Plane and Spherical Trigonometry John Playfair. the lines LM , LO which it meets in that plane . Therefore , since LM and LO are at right angles to LG , the common section of the two planes CD and EH , the angle OLM is the inclination of ...
Side 185
... Plane and Spherical Trigonometry John Playfair. plane ( 7. 2. Sup . ) . But one plane is at right angles to another plane when the straight lines drawn in one of the planes , at right angles to their com- mon section , are also at right ...
... Plane and Spherical Trigonometry John Playfair. plane ( 7. 2. Sup . ) . But one plane is at right angles to another plane when the straight lines drawn in one of the planes , at right angles to their com- mon section , are also at right ...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ... John Playfair Uten tilgangsbegrensning - 1847 |
Elements of Geometry: Containing the First Six Books of Euclid, with a ... John Playfair Uten tilgangsbegrensning - 1839 |
Vanlige uttrykk og setninger
ABC is equal ABCD adjacent angles altitude angle ABC angle ACB angle BAC angles equal arc AC base BC bisected centre chord circle ABC circumference cosine cylinder demonstrated diameter divided draw Prob equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given straight line greater Hence hypotenuse inscribed join less Let ABC Let the straight magnitudes meet multiple opposite angle parallel parallelogram parallelopiped perpendicular polygon prism PROP proposition quadrilateral radius ratio rectangle contained rectilineal figure remaining angle right angled triangle SCHOLIUM segment semicircle shewn side BC sine solid angle solid parallelopiped spherical angle spherical triangle square straight line BC THEOR third touches the circle triangle ABC wherefore