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Continue to ChatEx 10.1, 5 - Chapter 12 Class 9 Herons Formula (Important Question) https://teachoo.com//1292/1890/Ex-12.1--5---Sides-of-a-triangle-are-in-ratio-12--17--25/category/Chapter-12-Class-9-Herons-Formula/
Ex 10.1, 5 - Chapter 12 Class 9 Herons Formula (Important Question) https://teachoo.com//1292/1890/Ex-12.1--5---Sides-of-a-triangle-are-in-ratio-12--17--25/category/Chapter-12-Class-9-Herons-Formula/