 | Northwest Territories Council of Public Instruction - 1897 - Liczba stron: 628
...inscribed circle and the centre of the escribed circle touching the base lie in the same straight line. 7. Describe an isosceles triangle, having each of the angles at the base double the third angle. IV. 10. 8. («) Prove that a straight line parallel to one side of a triangle cuts... | |
 | 1898 - Liczba stron: 830
...perpendiculars on the sides of a triangle from the opposite angles intersect in a point. 7. Construct an isosceles triangle having each of the angles at the base double of the vertical angle ; and prove that if CA, CD, and DE are consecutive sides of a regular decagon inscribed... | |
 | Great Britain. Board of Education - 1900 - Liczba stron: 906
...line to describe the segment of a circle, containing an angle equal, to a given rectilineal angle. 7. To describe an isosceles triangle, having each of the angles at the base double of the third angle. Hence show how to describe a triangle such that one of its angles may be half and treble the other... | |
 | Great Britain. Parliament. House of Commons - 1900 - Liczba stron: 686
...to describe -the segment of a circle, containing an angle equal to a given rectilineal angle. . 7. To describe an isosceles triangle, having each of the angles at the base double of the third angle. Hence show how to describe a triangle such that one of it,s angles may be half and treble the other... | |
 | Manitoba. Department of Education - 1900 - Liczba stron: 558
...the interior angles of any quadrilateral form a quadrilateral which can be inscribed in a circle. 8. To describe an isosceles triangle having each of the angles at the base double of the third angle. Divide a right angle into five equal parts. 9. If a straight line be drawn parallel to one of the sides... | |
 | University of Toronto - 1900 - Liczba stron: 1164
...two given points and also to touch a given line. In what case is this construction impossible 1 2. Describe an isosceles triangle having each of the angles at the base double the vertical angle. To make what series of constructions possible was this problem invented Î 3. Shew... | |
 | Stanford University - 1900 - Liczba stron: 722
...Find the locus of a point that is equidistant from two intersecting straight lines. 3. To construct an isosceles triangle having each of the angles at the base double the angle at the vertex. Point out the connection of this problem with the construction of a regular... | |
 | Canada. Department of the Interior - 1900 - Liczba stron: 564
...inscribed in a circle are together' 17 equal to two right angles. 42 iii 64 VICTORIA, A. 1901 4. Construct an isosceles triangle having each of the angles at the base double the angle at the apex. 5. In a triangle, ABC, prove that the perpendicular from the centre of circumscribed... | |
 | Great Britain. Board of Education - 1900 - Liczba stron: 566
...line to describe the segment of a circle, containing an angle equal to a given rectilineal angle. 7. To describe an isosceles triangle, having each of the angles at the bise double of the third angle. Hence show how to describe a triangle such that one, pf its angles... | |
 | 1901 - Liczba stron: 548
...(10) Show that the straight line joining the centres of the inscribed and circumscribed circles of a triangle having each of the angles at the base double of the vertical angle subtends at either end of the base an angle equal to half the vertical angle. Algebra.... | |
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PBOR. —To describe an isosceles triangle, having each of the angles at the base, double of the third angle. 
