# Plane and Solid Geometry

American Book Company, 1907 - 412 sivua

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### Sisältö

 Introduction 11 Postulates 17 Model Demonstrations 24 Quadrilaterals 45 Polygons 54 Locus 60 THe Circle 79 Summary 92
 Original Exercises Theo 197 Original Exercises Numeri 204 Original Constructions 213 Original Exercises Theo 230 Formulas 236 Original Constructions 244 Book VIII Cylinders 337 Preliminary Theorems 252 Original Exercises 344 Original Exercises 282 Formulas 353

### Suositut otteet

Sivu 141 - If the product of two quantities is equal to the product of two others, one pair may be made the extremes, and the other pair the means, of a proportion.
Sivu 30 - The sum of two sides of a triangle is greater than the third side, and their difference is less than the third side.
Sivu 42 - The measure of an exterior angle of a triangle is equal to the sum of the measures of the two remote interior angles.
Sivu 148 - If a line divides two sides of a triangle proportionally, it is parallel to the third side.
Sivu 79 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Sivu 230 - An equiangular polygon inscribed in a circle is regular (if the number of its sides is odd) . 3.
Sivu 43 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Sivu 49 - The line joining the mid-points of two sides of a triangle is parallel to the third side, and equal to half the third side.
Sivu 14 - The straight lines are called the sides of the triangle, and their points of intersection are the vertices of the triangle.
Sivu 243 - The area of a regular inscribed hexagon is a mean proportional between the areas of the inscribed and circumscribed equilateral triangles. Ex.