# Plane and Solid Geometry

Ginn, 1899 - 473 σελίδες

### Τι λένε οι χρήστες -Σύνταξη κριτικής

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### Περιεχόμενα

 GEOMETRY 1 LINES AND PLANES IN SPACE 8 TABLE OF FORMULAS 112 RECTILINEAR FIGURES 208 EXERCISES 234 DEFINITIONS 251 DIHEDRAL ANGLES 269 THE PLANE ANGLE 270
 EXTENSION OF THE MEANING OF ANGLES 288 POLYHEDRONS CYLINDERS AND CONES 289 307 330 EXERCISES 342 THE PRISMATOID FORMULA 354 THE SPHERE 360 SYMMETRY 405 Πνευματικά δικαιώματα

### Δημοφιλή αποσπάσματα

Σελίδα 94 - Any two sides of a triangle are together greater than the third side.
Σελίδα 274 - If two planes are perpendicular to each other, a straight line drawn in one of them perpendicular to their intersection is perpendicular to the other plane.
Σελίδα 50 - If the opposite sides of a quadrilateral are equal, the figure is a parallelogram.
Σελίδα 42 - If two triangles have two sides of the one equal, respectively, to two sides of the other, but the included angle of the first greater than the included angle of the second, then the third side of the first is greater than the third side of the second.
Σελίδα 360 - A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.
Σελίδα 89 - The tangents to a circle drawn from an external point are equal, and make equal angles with the line joining the point to the centre.
Σελίδα 156 - In a series of equal ratios, the sum of the antecedents is to the sum of the consequents as any antecedent is to its consequent.
Σελίδα 41 - If two angles of a triangle are unequal, the sides opposite are unequal, and the greater side is opposite the greater angle.
Σελίδα 191 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles.
Σελίδα 166 - If two chords intersect in a circle, the product of the segments of one is equal to the product of the segments of the other.