Asked by ton
volume of right circular cones total surface area is 550dm3. its radius of base is 5dm. find its total surface area
Answers
Answered by
oobleck
the base has area 25π dm^2
so, the height can be found using
πr^2h = 550
25πh = 550
h = 7
So, the slant height is s = √(2.5^2+7^2) = 7.43
That makes the lateral area 2πrs = 233.5
Now just add the base to the lateral area...
so, the height can be found using
πr^2h = 550
25πh = 550
h = 7
So, the slant height is s = √(2.5^2+7^2) = 7.43
That makes the lateral area 2πrs = 233.5
Now just add the base to the lateral area...
There are no AI answers yet. The ability to request AI answers is coming soon!