Find the total surface area of this cone. Round to the nearest tenth.
Mathematics · Middle School · Thu Feb 04 2021
Answered on
curved surface area).
The formula to calculate the total surface area of a cone is:
SA = πr^2 + πrl
Where: - SA is the total surface area. - r is the radius of the base. - l is the slant height of the cone. - π (pi) is approximately 3.14159.
If you don't have the slant height, but you have the height of the cone, then you can calculate the slant height using the Pythagorean theorem since the radius, height, and slant height form a right-angled triangle.
l = √(r^2 + h^2)
Where: - l is the slant height. - r is the radius of the base. - h is the height of the cone.
Once you have the slant height, you can use the first formula to calculate the surface area.
As you haven't provided the actual dimensions of the cone (radius, height, and slant height), I'm unable to calculate the exact surface area for you. Please provide these dimensions, and I can walk you through the calculation process.