Mathematics, mechanics, heatAmerican School of Correspondence, 1903 |
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Σελίδα 40
... space B C D. 149. A Tangent ( in geometry ) is a straight line which touches , but does not , though produced , cut the circumference , as G D. The point at which the tangent touches the circumference is called the point of contact , or ...
... space B C D. 149. A Tangent ( in geometry ) is a straight line which touches , but does not , though produced , cut the circumference , as G D. The point at which the tangent touches the circumference is called the point of contact , or ...
Σελίδα 66
... space between the circum- ference and the perimeter of the polygon . Hence they would practically coincide . The area of the polygon A F is evidently equal to the sum of the triangles A O B , BO C , etc. Now if the number of sides of ...
... space between the circum- ference and the perimeter of the polygon . Hence they would practically coincide . The area of the polygon A F is evidently equal to the sum of the triangles A O B , BO C , etc. Now if the number of sides of ...
Σελίδα 3
... space , and is made up of minute particles called molecules , which are in turn composed of The molecule is the smallest quantity of matter that can exist by itself . That is , if we were able to divide a molecule of a substance , the ...
... space , and is made up of minute particles called molecules , which are in turn composed of The molecule is the smallest quantity of matter that can exist by itself . That is , if we were able to divide a molecule of a substance , the ...
Σελίδα 4
... space , it is hard , heavy and cannot move itself ; properties exhibited by any piece of coal without any change ... space . Impenetrability is a property by virtue of which two bodies cannot occupy the same space at the same time , for ...
... space , it is hard , heavy and cannot move itself ; properties exhibited by any piece of coal without any change ... space . Impenetrability is a property by virtue of which two bodies cannot occupy the same space at the same time , for ...
Σελίδα 5
American School (Chicago, Ill.) that the solid occupies a space which was formerly occupied by the water ... spaces may exist between the molecules . If a piece of iron is heated it expands , that is , it increases in size , simply ...
American School (Chicago, Ill.) that the solid occupies a space which was formerly occupied by the water ... spaces may exist between the molecules . If a piece of iron is heated it expands , that is , it increases in size , simply ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acting altitude amount beam body called center of gravity chart circle coefficient compass Corollary course cubic dead reckoning decimal degrees diameter direction distance divided earth elastic elastic limit energy equal equation EXAMPLES FOR PRACTICE factor of safety feet per second foot foot-pounds force formula friction gear given greater Greenwich mean heat Hence hour angle hypothenuse kinetic latitude length liquid load logarithm longitude magnetism mantissa mercury meridian miles minute molecules motion move multiplied Nautical orifice parallel parallelogram pendulum perpendicular plane polygon position poundal pounds per square pressure proportional pulley quadrant radius resultant revolutions revolutions per minute right angles right triangles sextant shaft ship ship's side specific gravity square inch straight line stress substance surface temperature Theorem tion triangles A B C unit velocity vertical vessel weight wheel wrought iron
Δημοφιλή αποσπάσματα
Σελίδα 70 - PROBLEM. To inscribe a circle in a given triangle. Let ABC be the given triangle : it is required to inscribe a circle in the triangle ABC.
Σελίδα 39 - A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center.
Σελίδα 32 - If the diagonals of a quadrilateral bisect each other, the figure is a parallelogram.
Σελίδα 6 - Every body continues in its state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by forces impressed upon it.
Σελίδα 7 - If, at a point in a straight line, two other straight lines, upon the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line.
Σελίδα 54 - If two polygons are composed of the same number of triangles, similar each to each and similarly placed, the polygons are similar.
Σελίδα 21 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Σελίδα 31 - If two sides of a quadrilateral are equal and parallel, the figure is a parallelogram.
Σελίδα 60 - The area of a triangle is equal to one-half the product of its base and altitude.
Σελίδα 46 - An angle formed by a tangent and a chord is measured by onehalf the intercepted arc.