 | Mathematics - 1898 - 228 pages
...DEPARTMENT (YALE COLLEGE) GEOMETRY JUNE 1886. (Four out of five questions are required.) 1. If a side,of any triangle be produced, the exterior angle is equal...every triangle are together equal to two right angles. 2. (Problem) To describe a square on a given straight line. (Show clearly in the figure the methods... | |
 | Seymour Eaton - 1899 - 362 pages
...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 angle is...and the three 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... | |
 | Canada - 1899 - 1072 pages
...sides also which 16 subtend, or are opposite to, the equal angles, shall be equal to one another. 2. The three interior angles of every triangle are together equal to two right 16 angles. 3. If a straight line be divided into two equal parts and also into two 16 unequal parts,... | |
 | Canada. Department of the Interior - 1900 - 564 pages
...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...every triangle are together equal to two right angles. 1 2. Prove that in a right angle triangle the square on the hypotenuse is equali 17 to the sum of the... | |
 | William Whitehead Rupert - Geometry - 1900 - 148 pages
...proofs of the proposition enunciated at the beginning of the chapter : PROOF NUMBER I. A •E Fig. 5Let ABC be a triangle, and let one of its sides BC be produced to D; the exterior angle ACD is equal to the two interior and opposite angles CAB, ABC; and the three interior angles of the triangle,... | |
 | Manitoba. Department of Education - Education - 1900 - 558 pages
...CLASS. 1. If one side of a triangle be produced the exterior angle shall be equal to the two interior opposite angles, and the three interior angles of...every triangle are together equal to two right angles. 2. In any pentagon if a side at each of three corners be produced the sum of the three exterior angles... | |
 | Euclid, Henry Sinclair Hall, Frederick Haller Stevens - Euclid's Elements - 1900 - 330 pages
...opposite angles; also the three interior angles of a triangle are together equal to two right angles. B CD Let ABC be a triangle, and let one of its sides BC be produced to D. Then (i) the exterior angle ACD shall be equal to the sum of the two interior opposite angles CAB,... | |
 | Eldred John Brooksmith - Mathematics - 1901 - 368 pages
...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 angle is...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... | |
 | 1903 - 898 pages
...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... | |
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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. 
