Question

if radius is 10cm and slant height is 35cm of the cone then it's t.s.a is (please answer it's urgent)​

Answer 1

Answer:

457.72 cm²

Step-by-step explanation:

The formula for the total surface area of a right cone is T. S. A

= πrl + πr² = π×10×$\sqrt{(35^{2} +10^{2} )}$ + π×10² = 1143.56 + 314.16 = 457.72 cm²