Question

the cost of cloth required to make a conical tent at the rate of rupees 250 square metre is rupees 275000 if the slant height of the cone is 25 then find the radius of a base
​

Answer 1

Answer:

Cost per m² = 250

Total area = 275000/250=1100m²

CSA OF CONE =πr²l

$1100= \frac{22}{7} \times r ^ \times \times 25 \\ \frac{1100}{25} \times \frac{7}{22} = r \\ r {} = 14$