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" If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles ; and the three interior angles of every triangle are equal to two right angles. "
The Practice of Engineering Field Work, Applied to Land, Hydrographic, and ... - Página 50
por W. Davis Haskoll - 1858 - 324 páginas
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The examination papers as set for the preliminary literary examination of ...

Royal college of surgeons of England - 1860
...the same : and thence show that two straight lines cannot have a common segment. 4. If the side of a triangle be produced, the exterior angle is equal...and the three interior angles of every triangle are together equal to two right angles. 5. Describe a square on a given straight line. 6. Define " a gnomon"...
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REPORT OF THE DIRECTOR OF PUBLIC INSTRUCTION, BOMBAY, FOR THE YEAR 1858-59.

EDUCATION SOCIETY'S PRESS, CULLA - 1860
...\ , <z, O\ '4' 3v A ' 4\ K ' 2 ^ 3 6. If a side of any triangle be produced, the exterior nngle ia equal to the two interior and opposite angles; and...angles of every triangle are equal to two right angles. Show how the corners of a triangular piece of paper may be turned down, so as to demonstrate the latter...
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Elements of Geometry: Containing the First Six Books of Euclid : with a ...

John Playfair - 1860 - 317 páginas
...PROP. XXXII. TIIEOR. If a side of any triangle lie produced, the exterior angle is equal to the tiro interior and opposite angles ; and the three interior...angles of every triangle are equal to two right angles. Let ABC be a triangle, and let one of its sides BC be produced to D ; the exterior angle ACD is equal...
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Report on the examination for admission to the Royal military academy at ...

Woolwich roy. military acad - 1861
...I0«(s-s1)=*2-s. 9. Find the value of - — --- Q'^— by means of 10o the logarithmic tables. 10. If a side of any triangle be produced, the exterior...angles of every triangle are equal to two right angles. The angle between the lines bisecting two adjacent exterior angles of any quadrilateral is equal to...
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The Projection and Calculation of the Sphere for Young Sea Officers Being a ...

S. M. Saxby - 1861 - 112 páginas
...whole angle ADB be the double of the angle ACB. Fig. 17. 24. Euc. I. Prop. XXXII. — If any side of a triangle be produced, the exterior angle is equal...opposite angles; and the three interior angles of any triangle are equal to two right angles. Fig. 18. !>„ Reference to Prop. XXIX. Book I. will show...
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The school Euclid: comprising the first four books, by A.K. Isbister

Euclides - 1862
...given straight line BC. QEF PROP. XXXII.— THEOREM. Jf the side of any triangle be produced; then the exterior angle is equal to the two interior and...and the three interior angles of every triangle are together equal to two right angles. (References— Prop. i. 13, 29, 31 ; ax. 2.) Let ABC be a triangle,...
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Study of Steam and the Marine Engine for Young Sea Officers in H.M. Navy ...

S. M. Saxby - 1862 - 179 páginas
...the whole angle ADB be the double of the angle AC B. *28. Euc. I. Prop. XXXII.— If any side of a triangle be produced, the exterior angle is equal...opposite angles ; and the three interior angles of any triangle are equal to two right angles. Eeference to Prop XXIX. Book I. will show that the angle...
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Papers for teachers

1880
...the straight line AE, therefore the two angles ACB, BCE are equal to two right angles (i. 13) ; but the three interior angles of every triangle are equal to two right angles (i. 32), therefore the three interior angles of the triangle DBC are equal to the three angles ACD,...
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Military examinations. Mathematical examination papers, set for entrance to ...

Woolwich roy. military acad, Walter Ferrier Austin - 1880
...side, and the difference of the other two sides. 2. If a side of any triangle be produced, prove that the exterior angle is equal to the two interior and opposite angles, and that the three interior angles of every triangle are equal to two right angles. State and prove also...
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The Civil Service Manual for 1880-1881: Government Appointments and how to ...

1880 - 153 páginas
...use to which it is put, and where it is manufactured. EUCLID. (OPTIONAL.)—Time allowed If hoar. 1. If a side of any triangle be produced, the exterior angle is eqiul to the two interior and opposite angles ; and the three interior angles of every triangle are...
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