ClassesClass 9thMaths Chapter 12 Heron’s Formula Notes for Class 9th Maths By Shivam Varshney - January 16, 2019 0 411 Chapter 12 Heron’s Formula Area of a Triangle – by Heron’s Formula Application of Heron’s Formula in finding Areas of Quadrilaterals Triangle with base ‘b’ and altitude ‘h’ is Advertisement