# Elements of Plane and Solid Geometry

Ginn and Heath, 1877 - 398 sider

### Hva folk mener -Skriv en omtale

Vi har ikke funnet noen omtaler på noen av de vanlige stedene.

### Populære avsnitt

Side 132 - To describe an isosceles triangle having each of the angles at the base double of the third angle.
Side 140 - 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.
Side 208 - In any proportion, the product of the means is equal to the product of the extremes.
Side 40 - 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.
Side 355 - A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.
Side 181 - Any two rectangles are to each other as the products of their bases by their altitudes.
Side 194 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides and the projection of the other upon that side.
Side 152 - 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. A D A' Hyp. In triangles ABC and A'B'C', To prove AABC A A'B'C' A'B' x A'C ' Proof. Draw the altitudes BD and B'D'.