# Surface Area Calculator

## Calculate Surface Area of a Cylinder, Rectanglar Prism, Triangular Prism, Cone, Cube, Cuboid, Triangular Pyramid, Rectangular Pyramid and Sphere

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Surface Area Calculator

Cylinder Surface Area Calculator - Enter radius and height and calculate the surface area

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## Formula to Calculate Surface Area of Cylinder

Surface Area of Solid Cylinder

Surface Area = 2 π r (h + r)

r is radius, h is height and Pi value is 3.14

Surface Area of a Cylinder with Diameter

Surface area = 2 π ((d / 2) h + d² / 4 )

d is diameter, h is height and Pi value is 3.14

Surface Area of a Hollow Cylinder

Surface area = 2 π (R + r)(h + R - r)

R is outer radius, r is inner radius, h is height and Pi value is 3.14

## Formula to Calculate Surface Area of Sphere

Surface Area of a Sphere using Radius

Surface Area = 4 π r²

r is radius and Pi value is 3.14

Find the Radius of a Sphere using Surface Area

Radius = Square root(A / 4 * π)

A is surface area and Pi value is 3.14

## Formula to Calculate Surface Area of Hemisphere

Surface Area of a Hemisphere using Radius

Surface Area = 3 π r²

r is radius and Pi value is 3.14

Find Radius of Hemisphere using its Surface Area

Radius = Square root(A / 3 π)

A is surface area and Pi value is 3.14

## Formula to Calculate Surface Area of Cone

Surface Area of Cone using radius and height

Surface Area = π r (r + Square root(h² + r²))

r is radius, h is height and Pi value is 3.14

## Formula to Calculate Surface Area of Cube

Calculate Surface Area of a Cube using its edge

Surface Area = 6 a²

a is edge

Find the Edge of a Cube given its surface area

Edge = Square root(A / 6)

A is surface area

## Formula to Calculate Surface Area of Cuboid

Calculate Surface Area of a Cuboid / Tank using length, width and height

Surface Area = 2 (lw + wh + lh)

L is Length, W is Width, and H is Height

## Formula to Calculate Surface Area of a Pyramid

Calculate Surface Area of a Triangular Pyramid using Base, Slant Height and Height

Surface Area = 1/2 (a * b) + 3/2(b * s)

A is Base Height, S is Slant Height and B is Base edge

Calculate Surface Area of a Square Pyramid using Base, Edge and Height

Surface Area = a² + 2 a h

A is base edge and H is Height

Calculate Surface Area of a Pentagonal Pyramid using Base, Slant height and Height

Surface Area = 5/2 (a * b) + 5/2 (b * s)

A is Base Height, S is Slant Height and B is Base edge

Calculate Surface Area of a Rectangular Pyramid using Base, Width and Height

Surface Area = l w + ( l * Square root((w²/4) + h²) ) + (w * Square root(l²/4+h²))

L is base length, W is Width and H is Height

## Formula to Calculate Surface Area of Prism

Calculate Surface Area of a Triangular Prism using Base, Length and Height

Surface Area = bh + 3bl

B is Base and H is Height and L is Length

Calculate Surface Area of a Square Prism using Base edge and Height

Surface Area = 2 a² + 4 a h

A is base edge and H is Height

Calculate Surface Area of Rectangular Prism using Width, Length and Height

Surface Area =2 (wl + hl + hw)

W is Width and L is Length and H is Height

Calculate Surface Area of a Pentagonal Prism using Base edge and Height

Surface Area = 5ab + 5bh

B is base edge, A is Apothem and H is Height

Calculate Surface Area of a Hexagonal using Base edge and Height

Surface Area = 6 a h + 3 * square root(3) a²

A is base edge and H is Height

## Formula to Calculate Surface Area of Ellipsoid

Calculate Surface Area of Ellipsoid using Axes

Surface Area = 4π((ab)^1.6+(ac)^1.6+(bc)^1.6/3)^1/1.6

A, B and C are axes

## Formula to Calculate Surface Area of a Tetrahedron

Calculate Surface Area of a Tetrahedron using Edge

Surface Area = a² * square root(3)

a is Edge

Calculate Edge of a Tetrahedron using its surface area

Edge = square root(A) * 1/3 * 3^0.75

A is Surface Area

## Formula to Calculate Hollow Cylinder Surface Area

Calculate Surface Area of a Hollow Cylinder

Surface Area = 2 π (R + r) (h + R - r)

R is outer radius, r is inner radius, h is height and Pi value is 3.14

## Formula to Calculate Spherical Cap Surface Area

Calculate Surface Area of a Spherical using Radius and Height

Surface Area = 2 π RH + π (2RH - H²)

H is Height, R is Radius and Pi value is 3.14

## Frequently Asked Questions on Surface Area

• A = 2 π r (h + r).
where A is surface area, r is radius, h is height and Pi value is 3.14

• A = 2 (lb + bh + hl).
where A is surface area, b is base, h is height and l is length

• A = a * (l + h) + b * (l + h) + (l * c) + (l * d).
where A is surface area, h is altitude, l is height and a,b,c and d are sides.