math.
Tuesday, September 28, 2010
chapter 1 : congruence and similarity
congruent figures and similar figures
properties of similar polygons ( corresponding angles are equal , corresponding sides are equal )
scale drawings
determining whether ... triangle are congruent or smiliar
rate of areas of similar plane figures
ratio of volume of similar solids
solving simple problem involving simialrity and congruent
chapter 2:direct and ivnerse proportion
chapter 3 : expansion and factorisation of algebraic expression
solving quadratic equations in one unknown by factorisation and use of formula
completing the square
solving factional equations that can be reduced to quadratic equations
chapter 4 : algebraic manipulation and formula
chapter 5 : simultaneos linear equations
chapter 6: pythagoras theorum
chapter 8: grpahs of linear equations in 2 unknowns
chapter 9: graphs of quadratic equations
cartesian coordinates in 2 dimensions
graph of a set of ordered pairs
linear relationships between two variables (linear functions)
the gradient of a linear graph as the ratio of the vertical chang to the horizontal change (positive and negative gradients
inercepting and finding the equation of a straight line graph in the form y(2)mx +C
grpahs of quadratic functions and their properties
positive or negative coefficient of x(2)
maximum and minimumpoints
symmetry
skteching of the graphs of quadratic functions given in the form y =z(x-p)2 + q , y = z(x-a)(x-b)
estimation of gradients of curves by drawing tangents