### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### Ресйечьменб

 Additional Definitions 41 Subtraction of Algebra 63 Multiplication of Algebra 99
 Division 105 Fractions 113 PAGL 148

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 20 - If two triangles have two sides of the one equal to two sides of the...
УелЯдб 30 - DE : but equal triangles on the same base and on the same side of it, are between the same parallels ; (i.
УелЯдб 209 - ... they have an angle of one equal to an angle of the other and the including sides are proportional; (c) their sides are respectively proportional.
УелЯдб 218 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
УелЯдб 114 - To reduce fractions of different denominators to equivalent fractions having a common denominator. RULE.! Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
УелЯдб 90 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
УелЯдб 129 - In any proportion, the product of the means is equal to the product of the extremes.
УелЯдб 163 - Magnitudes are said to be in the same ratio, the first to the second and the third to the fourth, when, if any equimultiples whatever be taken of the first and third, and any equimultiples whatever of the second and fourth, the former equimultiples alike exceed, are alike equal to, or alike fall short of, the latter equimultiples respectively taken in corresponding order.
УелЯдб 215 - ... are to one another in the duplicate ratio of their homologous sides.
УелЯдб 160 - PROPOSITION XV. PROBLEM. To inscribe an equilateral and equiangular hexagon in a given circle. Let ABCDEF be the given circle.