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picture1_Geometry Pdf 168008 | Wts Grade 12 Term 2 Camp


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File: Geometry Pdf 168008 | Wts Grade 12 Term 2 Camp
wts tutoring 1 wts tutoring wts analytical geometry grade 12 compiled by prof kwv khangelani sibiya wts tutors cell no 0826727928 email kwvsibiya gmail com facebook p wts maths sceince ...

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           WTS TUTORING                                                    1 
            
            
     WTS TUTORING 
            
                                                                        
                                      WTS  
              ANALYTICAL GEOMETRY  
           GRADE               :  12 
           COMPILED BY         : PROF KWV KHANGELANI SIBIYA 
                               : WTS TUTORS 
           CELL NO.            : 0826727928 
           EMAIL               : kwvsibiya@gmail.com           
           FACEBOOK P.         : WTS MATHS & SCEINCE TUTORING 
           WEBSITE             : www.wtstutor.com 
                        WTS TUTORING
                    WTS TUTORING                                                                                                          2 
                                                           ANALYTICAL GEOMETRY 
                    Kwv 1  
                    In the diagram below, A (–1 ; 0), B, C(2 ; –2) and D are the vertices of a trapezium having  
                                                                                                                                 ˆ
                           The length of DC is three times the length of AB (i.e. DC = 3AB).   ADC .                                
                    E (2 ; 2) is the midpoint of AD.  The angle of inclination of DC is α. 
                                                                             y 
                                                                                                         D 
                                                                                                     θ 
                                                                               E(2; 2) ● 
                     
                                                           A(–1; 0)                               α             x 
                     
                                                                                                                   G 
                                                            B                            C(2; –2) 
                     
                     
                        a)             Determine the coordinates of D.                                                        
                                                 
                        b)             Calculate the size of α, correct to ONE decimal place. 
                        c)             Calculate the size angle AGC    
                        d)             Calculate the equation of CD 
                        e)              Hence, the coordinate of G                                                  
                        f)             Determine the equation of AB in the form y = mx + c.                                   
                                                 
                        g)             Calculate the size of θ, correct to ONE decimal place.  
                        h)             Calculate the coordinates of B if BC// x-axis 
                        i)              Calculate the coordinate of F if DCBF form a parallelogram  
                        j)              Calculate the equation which is perpendicular to CD passing through point A 
                   WTS TUTORING                                                                                                   3 
                       k)            Calculate the length of AB, BC and CD. 
                       l)               Hence, calculate the area of ABCD, if BC   CD 
                       m)             Prove that angle BCD is not a right angled triangle using the following: 
                                i.   Gradients 
                                ii.  Pythagoras theorem  
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                  WTS TUTORING                                                                                                    4 
                  Kwv 2  
                  In the diagram below, A(– 1 ; 4), B(– 2 ; – 1), C(3 ; p) and D(x ; y) are four points in a 
                  Cartesian 
                                                                  o
                  plane. M is the midpoint of AC,  ˆ = 90  and the inclination of line AB is θ. 
                                                          B
                   
                                                                     y
                   
                                           A(– 1 ; 4) 
                                            
                                                                                                                  D(x ; y) 
                   
                   
                                                                                M 
                                                θ                                                                         x
                   
                                    B(–2 ;–1) 
                                                                                                       C (3 ; p) 
                   
                   
                  a.       Determine the size of  θ.                                                                                 
                            
                  b.       Show that       .   
                                                         o
                                                  ˆ
                  c.         Hence prove that  B = 90                                                                                                                 
                  c.       Calculate the coordinates of  M, the midpoint of  AC.                                                            
                            
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...Wts tutoring analytical geometry grade compiled by prof kwv khangelani sibiya tutors cell no email kwvsibiya gmail com facebook p maths sceince website www wtstutor in the diagram below a b c and d are vertices of trapezium having length dc is three times ab i e adc midpoint ad angle inclination y x g determine coordinates calculate size correct to one decimal place agc equation cd hence coordinate f form mx h if bc axis dcbf parallelogram j which perpendicular passing through point k l area abcd m prove that bcd not right angled triangle using following gradients ii pythagoras theorem four points cartesian o plane ac line show...

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