9th maths ex 12.1,  Q 4, heron's formula, NCERT syllabus, in tamil

9th maths ex 12.1, Q 4, heron's formula, NCERT syllabus, in tamil

9th standard maths NCERT (CBSE) syllabus, heron's formula, ex 12.1, q.no 4 complete solution in tamil. #9 #class #maths #q4 #ncert