 | Seymour Eaton - 1899 - 362 pagine
...is drawn through the given point A, parallel to the given straight line BC. PROPOSITION 32. THEOREM If a side of any triangle be produced, the exterior...interior angles of every triangle are equal to two riglit angles. Let ABC be a triangle, and let one of its sides BC be produced to D; then the exterior... | |
 | Great Britain. Education Department. Department of Science and Art - 1899 - 348 pagine
...the triangles ADFand AEG are equal in area. (12.) 9. If the side of a triangle be produced, show that the exterior angle is equal to the two interior and opposite angles ; and that the three interior angles are equal to two right angles. Show that the exterior angles of any... | |
 | Canada. Department of the Interior - 1900 - 564 pagine
...the road. Marks. 12 12 12 12 12 14 12 14 PLANE GEOMETRY. Time, 3 hours. , Marks. 1. If a 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. 1 2. Prove that in a right angle triangle the square on the hypotenuse... | |
 | Eldred John Brooksmith - 1901 - 368 pagine
...at a given point, and the extremities of the other diagonal on a given straight line. 3. Prove that if a side of any triangle be produced, the exterior...equal to the two interior and opposite angles, and that the three interior angles of every triangle are together equal to two right angles. From a vertex... | |
 | 1902 - 678 pagine
...shall be less than the other two sides of the triangle, but shall contain a greater angle. (4) If 'he side of any triangle be produced, the exterior angle...and opposite angles ; and the three interior angles are together equal to two right angles. (5) Show how to describe a parallelogram which shall be equal... | |
 | 1903 - 898 pagine
...prove that the twostraight lines are parallel. 6. If a side of any triangle be produced, pi-ove that the exterior angle is equal to the two interior and opposite angles, and that the three interior angles of the triangle are equal to two light angles. 7. Draw any triangle... | |
 | Herbert Spencer - 1906 - 788 pagine
...foregoing theorem is inconveniently long. We shall find a fitter one in Proposition xxxii. " If the side of any triangle be produced, the exterior angle...and the three interior angles of every triangle are together equal to two right angles. " Let ABC be a triangle, and let one of its sides BC be produced... | |
 | Institution of Civil Engineers of Ireland - 1906 - 336 pagine
...abbreviations may be used, but the method of proof must be geometrical.] 1. If a side of a triangle is produced, the exterior angle is equal to the two interior...and the three interior angles of every triangle are together equal to two right angles. If the side BC of a triangle ABC is produced both ways, and the... | |
 | Saskatchewan. Department of Education - 1906 - 188 pagine
...line and surface. Illustrate by reference to a cube. 2. (a) If a side of any triangle be produced, (1) the exterior angle is equal to the two interior and opposite angles; and (2) the three interior angles of the triangle are together equal to two right angles. — I. 32. (6)... | |
 | University of Calcutta - 1907 - 446 pagine
...figures in the margin indicate full marks. 1. If u side of any triangle be produced, the exterior anirlo is equal to the two interior and opposite angles ;...and the three interior angles of every triangle are together eqnal to two right angles. The bisectors of the exterior angles of any quadrilateral form... | |
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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. 
