| Cowley Oxon, dioc. school - 1860 - 318 páginas
...equal to the squares of the two parts, together with twice the rectangle contained by the parts. 4. **The angle at the centre of a circle is double of the...base, that is upon the same part of the circumference.** 5. Similar triangles are to one another in the duplicate ratio of their homologous sides. 6. If two... | |
| Great Britain. Parliament. House of Commons - 1861 - 588 páginas
...in the circumference of a circle the straight line which joins them shall fall within the circle. 9. **The angle at the centre of a circle is double of the angle at the circumference upon the same base.** 10. If a straight line touch a circle and from the point of contact a straight line be drawn cutting... | |
| University of St. Andrews - 1891 - 440 páginas
...point of contact. The distance between their centres is equal to the difference of their radii. 5. **The angle at the centre of a circle is double of the angle at the circumference upon the same base** — ie, upon the same part of the circumference. ALGEBRA. {All the working must be shown.) 1. Multiply... | |
| Popular educator - 1860
...the proposition called by Simeon the twentieth of the third Book, the object of which jg to phow that **the angle at the centre of a circle is double of the angle at the circumference.** «Cor. 16. 11 evidence is deminded of the existence of magnitudes which, \g added together to any number... | |
| Education Department - 1879
...line which bisects the angle between two equal chords will pass through the centre of the circle. 4. **The angle at the centre of a circle is double of the angle at the circumference** on the same base. It' a circle pass through three adjacent angular points of a regular hexagon it will... | |
| British Columbia. Superintendent of Education - 1897 - 708 páginas
...quarter of the triangle. 3. Describe a square that shall be equal to a given rectilinear figure. 4. **The angle at the centre of a circle is double of the angle at the circumference,** subtended by the same arc. 5. (a.) Describe a circle which shall touch three given straight lines.... | |
| 130 páginas
...the point B on the point E; .'. the arc AGB coincides with the arc DHE and is equal to it. 80. Since **the angle at the centre of a circle is double of the angle at the circumference** which stands on the same arc, it follows that the arcs on which equal angles at the circumferences... | |
| Great Britain. Committee on Education - 1850
...base and the straight line intercepted between the perpendicular and the obtuse angle. Section 2. 1 . **The angle at the centre of a circle is double of the angle at the circumference.** 2. To inscribe a circle in a given triangle. 3. If two straight lines cut one another in a circle,... | |
| University of St. Andrews - 1896
...a volume of 1 cubic foot. What is its volume when the pressure is 20 and the temperature 200? B. 8. **The angle at the centre of a circle is double of the angle at the circumference** subtended by the same arc. Prove that if two circles touch each other externally, and parallel diameters... | |
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