04071cam a2200337Ma 4500 ocn664577701 OCoLC 20170119091035.0 100920s1999 sa 001 0 eng d 1868132331 9781868132331 (OCoLC)664577701 Y9U eng Y9U OCLCQ 510.21 CLAS Laridon, P. E. J. M. 26562 Classroom mathematics : standard 7 . 2nd ed. Johannesburg : Lexicon, 1999. 452 p. ; 24 cm. Real number system. Rational numbers. Irrational numbers. Order and density. Interval notation and inequalities. Exponents. Scientific notation. Polynomials. Degree of a polynomial. Substitution. Addition, subtraction and multiplication of polynomials. Product of two binomials. Multiplication of two binomials by inspection. Squaring a binomial. Multiplication of the sum and difference of two terms. Simplification by multiplication and addition. Multiplication of more involved expressions. Square roots of monomials. Factors. Common factors. Using common fractors in factorisation. Difference of two squares. Trinomials. Mensuration. Volumes of rights prisms. Ratio of the volumes of similar solids. Packaging and perception. Surface areas of right prisms. Cross sections of solids. Fractions. Special properties of zero, one. Simplification of fractions. Multiplication and division of fractions. Addition of fractions. The lowest common denominator (LCD). Addition and subtraction of fractions. Equations. Solving equations by inspection, formally, by trial and improvement, using a calculator. Equations with fractions. Zero denominators. Graphs. Cartesian plane. Variation. Graphing data in the Cartesian plane. Proportion. Solving problems involving direct proportion. The graphical representation of direct proportion. Constant speed and average speed. Indirect proportion. Solving problems involving inverse proportion. Similar and congruent figures. Similar figures. Similar triangles. Practial applications of similar triangles. The concept of congruency. Congruency of triangles. The straight line graph and solutions of simultaneous equations. The table method of sketching a straight line. The dual-intercept method of sketching a straight line. Parallel lines. The intercept on the y-axis. Simultaneous equations. Problem-solving strategies. Solving problems involving number, money, perimeter, area and volume. Solving problems involving time by using algebraic equations. Statistics. The graphical representation of data. Taking a critical view. Mean, median and mode (Representative values). Range. Further ways of representing data. Mean deviation. Quadrilaterals. Sums of angles. The rectangle and the square. The parallelogram. The rhombus. The kite. The trapezium. Classification and definition. Areas of quadrilaterals. Interest and formulae. Substituting into formulae. Changing the subject of a formula. Simple interest. Compound interest (C.I.). Probability. Everyday probability. Random events. Experiments. Some terminology. The probability scale. Checking up. Sample spaces and events. Probability. Mutually exclusive events and complementary events. Sample spaces using tree diagrams and ordered pairs. Random sampling. Transformation geometry. Translation, reflection and rotation. Order of rotational symmetry and direction of translation. Mural painting, beadwork and basket weaving. Construction of reflected and rotated images. Glide reflection and congruence. Creating Escher-like designs. Computer graphics. Using coordinates in reflection, rotation, translations and glide reflections. Mathematics Study and teaching (Secondary) 26563 Burgess, A. 26555 Jawurek, A. 26556 Kitto, A. 26557 Pike, M. 26558 Strauss, J. 26559 Strimling, L. 26560 Wilson, H. 26561 ddc BK 0 NO HOLDINGS IN ZAAPA - 1 OTHER HOLDINGS 13679 13679 0 0 ddc 0 0 DAPA DAPA 2012-08-29 0 510 LAR APA052653 2012-08-29 1 2012-08-29 BK