Mathematics, mechanics, heat

Portada
American School of Correspondence, 1903

Dentro del libro

Términos y frases comunes

Pasajes populares

Página 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.
Página 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.
Página 32 - If the diagonals of a quadrilateral bisect each other, the figure is a parallelogram.
Página 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.
Página 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.
Página 54 - If two polygons are composed of the same number of triangles, similar each to each and similarly placed, the polygons are similar.
Página 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.
Página 31 - If two sides of a quadrilateral are equal and parallel, the figure is a parallelogram.
Página 60 - The area of a triangle is equal to one-half the product of its base and altitude.
Página 46 - An angle formed by a tangent and a chord is measured by onehalf the intercepted arc.

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