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Sahay Sir > Question Answers > NCERT Class 9 > Maths > Chapter 12 - Heron's Formula > 9. The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm^2 is

9. The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm^2 is

July 2, 2021
Category: Chapter 12 - Heron's Formula , Maths , NCERT Class 9 ,

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