### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### Ресйечьменб

 CHAP PAGE I LINES AND ANGLES 9 CIRCLES e 20 ARCS AND ANGLES 27 CUMULATIVE REVIEW No 1 e 43 W RECTANGLES 52 WI TriANGLES AND LINES 65 CUMULATIVE REVIEW No 2 89 QUADRILATERALs e 97
 RATIO AND PROPORTION 113 CUMULATIVE REVIEW No 3 125 PolyGONs 132 CIRCLES AND LINEs e 146 CUMULATIVE REVIEW No 4 e 160 SquaRES AND CUBEs 170 CUMULATIVE REVIEW No 5 192 РнехмбфйкЬ дйкбйюмбфб

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 82 - If two triangles have two sides and the included angle of one equal respectively to two sides and the included angle of the other, the triangles are equal.
УелЯдб 20 - 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.
УелЯдб 173 - The square of the sum of two numbers is equal to the square of the first, plus twice the product of the first and the second, plus the square of the second.
УелЯдб 177 - Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides.
УелЯдб 101 - Hence, the area of a trapezoid is equal to the product of its altitude by the line connecting the middle points of the sides which are not parallel.
УелЯдб 132 - A Polygon of three sides is called a Triangle; of four sides, a Quadrilateral; of five sides, a Pentagon ; of six sides, a Hexagon, etc.