Mathematics

Problem

An advertisement board is in the form of an isosceles triangle with its sides equal to 12 m, 10 m and 10 m. Find the cost of painting it at ₹ 2.25 per

\text{m}^2

. A. ₹ 98 B. ₹ 112 C. ₹ 48 D. ₹ 108

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