Form 1

Perimeters of Triangles and Quadrilaterals Find the perimeters of triangles and quadrilaterals Perimeter – is defined as the total length of a closed shape. It is obtained by adding the lengths of the sides inclosing the shape. Perimeter can be…

Coordinates of a Point Read the coordinates of a point Coordinates of a points – are the values of ? and ? enclosed by the bracket which are used to describe the position of a point in the plane The…

Ratio A ratio – is a way of comparing quantities measured in the same units Examples of ratios NOTE: Ratios can be simplified like fractions A Ratio in its Simplest Form Express a ratio in its simplest form Example 1 Simplify…

Rational Numbers A Rational Number Define a rational number A Rational Number is a real number that can be written as a simple fraction (i.e. as a ratio). Most numbers we use in everyday life are Rational Numbers. Number As a Fraction Rational?…

An algebraic expression – is a collection of numbers, variables, operators and grouping symbols. Variables – are letters used to represent one or more numbers

Points and Lines The Concept of a Point Explain the concept of a point A point – is a smallest geometric figure which gives a position of object in a plane A line segment – is a straight line joining two points…

Measurements can be rounded to a certain number of significant figures. Approximation- is a process of rounding numbers to a certain degree of accuracy. A number can be rounded to a certain required place value such as to the nearest…

A unit – is defined as a symbol or sign which is assigned to a number to describe a kind of measurement made