# Math

What is the surface area of a right circular cylinder topped with hemisphere if the height is 60ft and the length is 20ft?

1. 👍 0
2. 👎 0
3. 👁 59
1. R = radius of cylinder and sphere
H = height of cylinder

A = 2PiRH + 2PiR^2

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Geometry

The surface area of the right circular cone topped with hemisphere is? 2cm radius and 4cm height

asked by Anonymous on May 6, 2016
2. ### MATH214

Find the surface area of a right circular cone topped with a hemisphere. the height of the cone is 8cm, the radius is 4cm.

asked by Rebecca on March 2, 2010
3. ### MATH214

Find the surface area of a right circular cone topped with a hemisphere. the height of the cone is 8cm, the radius is 4cm.

asked by Rebecca on March 2, 2010
4. ### math

If you are calculating surface area of a right circular cone topped with a hemisphere. the radius is 4 cm and the rt angle is 8 cm...what is the lateral surface area. Is it 8.94 or is it 9? Explain answer please. Thanks

asked by trey on March 16, 2012
5. ### geometry

An observatory has the shape of a right circular cylinder topped by a hemisphere. The radius of the cylinder is 8 ft and its altitude measures 26 ft What is the approximate surface area of the observatory? Round to the nearest

asked by Nicey on May 18, 2011
6. ### geometry

A cone is topped with a hemisphere. Calculate the total surface area if the radius of the cone and hemisphere is 10 cm and the height of the cone is 24 cm.

asked by JOY on May 12, 2011
7. ### math

A right circular cylinder of radius r and height h is inscribed in a right circular cone of radius R and height H, as shown on the right figure. Find the value of r (in terms of R and H) that maximizes the total surface area of

asked by deel on August 11, 2012
8. ### Math

What is the surface area and volume of a composite figure made up of a hemisphere and a cone in terms of pi? The radius is 10, and the slant height is 15. Are my answers right? Cone surface area: π(10)(15) = 150π Hemisphere

asked by Anonymous on May 26, 2015
9. ### Geometry

The surface area of the sides of a right cylinder can be found by multiplying twice the number pie by the radius times the height. If a circular cylinder has radius (r) and height (h), write an expression that represents the

asked by Carly on September 24, 2012
10. ### Mathematics

Given solid object is made up of a hemisphere snd a cyinder.the radius of a hemisphere is equal to the radius of a cylinder.The height of a cylinder is 80 cm and the height of the solid object is 94cm.find the total surface area

asked by Bhawana on July 18, 2016

More Similar Questions