### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 63 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
УелЯдб 7 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
УелЯдб 151 - THE sphere is a solid terminated by a curve surface, all the points of which are equally distant from a point within, called the centre.
УелЯдб 76 - The perimeters of two regular polygons of the same number of sides, are to each other as their homologous sides, and their areas are to each other as the squares of those sides (Prop.
УелЯдб 25 - Two equal chords are equally distant from the centre ; and of two unequal chords, the less is at the greater distance from the centre.
УелЯдб 52 - The sum of the squares on the sides of a parallelogram is equal to the sum of the squares on the diagonals.
УелЯдб 160 - If two triangles have two sides and the inchtded angle of the one respectively equal to two sides and the included angle of the other, the two triangles are equal in all respects.
УелЯдб 203 - In every triangle the sum of the three angles is equal to two right angles.
УелЯдб 162 - In any spherical triangle, the greater side is opposite the greater angle ; and conversely, the greater angle is opposite the greater side.
УелЯдб 141 - If a pyramid is cut by a plane parallel to its base, the...