Formulae
Glossary
Right-angled triangles
      Pythagoras
      Trigonometry — finding sides
      Trigonometry — finding angles
      Putting it together
Non-right-angled triangles
      Sine rule — finding sides
      Sine rule — finding angles
      Cosine rule — finding sides
      Cosine rule — finding angles
      Which formula to use?
      Putting it together
Areas
Triangles, other polygons and circles
Non-right-angled triangles
Circular measure
      Arc length
      Area of a sector
      Putting it together
Practice tasks
Answers
                 
                
                
                    
                            
                                Charlotte has over 10 years’ experience in teaching Mathematics, the majority of this as Assistant HOD of Mathematics and Dean of Year 9 at Darfield High School.  She has also undertaken a year at St Margaret’s – a high decile, girls’ school. Here she focused on teaching the junior levels (including Year 7 and 8).
                            
                        
                            
                                Victoria has twenty years’ experience in teaching Mathematics and has recently retired as Teacher of Mathematics and Specialist Classroom Teacher at Riccarton High School. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).
                            
                        
                 
                
                
                    
                            
                                All workbooks are written for the current NCEA Achievement standards
                            
                        
                            
                                New, fresh content – right up to date
                            
                        
                            
                                Cost effective write-on workbooks for individual standards allows for flexibility in course design
                            
                        
                            
                                Rigorous trialing of both text and answers
                            
                        
                            
                                Clearly modeled worked examples
                            
                        
                            
                                Plenty of practice opportunities
                            
                        
                            
                                A high standard of design and production – the clean design allows for plenty of open space and text
                            
                        
                            
                                Talented mother-daughter team with many years of combined teaching experience in New Zealand schools.