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SAI International School
                                                       CLASS -IX

               Mathematics
               CHAPTER-12: Area of Triangle- by Heron’s Formula

               Mind Map-1



               MIND MAP






                                        AREA OF THE TRIANGLE













                                                                 (HERON'S FORMULA)
                General Formula of Ar.of Triangle
                    Area=1/2 x base x height                          =√(  (  −  )(  −  )(  −  ) )
                                                                  2S=perimeter=a+b+c






















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