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### Contenido

 Chap Page 1 Examples of Theorems in Spherical 39 Chap Page 43 Mensuration Land Surveying 49 Arithmetic 73 Decimal Fractions 87 Arithmetic 96 Fluxions 106
 Astronomy 151 Comets Systems 152 Geography 159 Geography 169 Navigation 187 Theories of the Earth 217 Solids Statics Dynamics 225 Mechanics 237

 Algebra Addition 116 General Physics Astronomy 122 Chap Page 136
 Specific Gravities 245 Hydrodynamics 251

### Pasajes populares

Página 60 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Página 227 - Every body continues in a state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by a force impressed upon it.
Página 228 - To every action there is always opposed an equal reaction: or, the mutual actions of two bodies upon each other are always equal and directed to contrary pans.
Página 32 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees...
Página 90 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Página 228 - The change of motion is proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.
Página 55 - PROBLEM I. To find the area of a parallelogram, whether it be a square, a rectangle, a rhombus, or a rhomboides.
Página 157 - It is bounded on the North by the Arctic Ocean ; on the East by the Pacific Ocean ; on the South by the Indian Ocean ; and on the West by the Red Sea, the Mediterranean Sea, the Caspian Sea, and the Oural Mountains.
Página 97 - Multiply the first and second terms together, and divide the product by the third ; the quotient will be the answer in the same denomination as the middle term was reduced into.
Página 19 - ... When a straight line standing on another straight line, makes the adjacent angles equal to one another, each of the angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it. 11. An obtuse angle is that which is greater than a right angle. 12. An acute angle is that which is less than a right angle. 13. A term or boundary is the extremity of any thing.