Area Formula For All Shapes with Calculator (Print & Download)

Most Commonly Used Area Calculation with formulas    Print     Download

An online Area calculation,formulas,example,printable and pdf download

Ellipse Area Calculator

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meter.

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Note: formula applied to calculate Ellipse Area is = π x a x b

Area of a Ellipse:

:

A = π x a x b

Where:

A = Area

π = Pi (3.14)

a = a Axis

b = b Axis

Rhombus Area Calculator

meter.
meter.

meter2

Note: formula applied to calculate Surface Area Rhombus is = p (shorter) x q (longer) / 2

Area of a Rhombus:

:

A = (p x q) ÷ 2

Where:

A = Area

p = Diagonal

q = Diagonal

Surface Area Triangle Calculator

meter.
meter.

meter2

Note: formula applied to calculate surface area triangle is = ( Base x Height ) / 2

Area of a Triangle:

:

A = 0.5 x b x h

Where:

A = area

0.5 = a constant

b = length of the base (bottom)

h = the height

Trapezium Surface Calculator

meter.
meter.
meter.

meter2

Note: formula applied to calculate Trapezoid Surface Area is = (B + b) / 2 x h

Area of a Trapezium:

:

A = 0.5 x (a + b) x h

Where

A = The Area

a = The length of the top

b = The length of the base

h = The height

Parallelogram Area Calculator

meter.
meter.

meter2

Note: formula applied to calculate Parallelogram area is = b x h

Area of a Parallelogram:

:

A = b x h

Where

A = The Area

b = The length of the base

h = The height

Area of a Arc Length:

:

Arc length (A) = (θ ÷ 360) x (2 x π x r)

or

A = (θ ÷ 360) x (D x π)

Where:

A = Arc length

θ = Arc angle (in degrees)

r = radius of circle

D = Diameter of circle

Area of a Octagon Calculator

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meter2

Note: formula applied to calculate Octagon Area: is = 2 x (1 + √2) x a2

Area of a Octagon:

:

first calculate the area of one triangle

Area of a triangle = 0.5 x Base x Height

There are 8 triangles in an octagon, so Area of a one triangle x 8

or

= 2 x (1 + √2) x a2

Area of a Annulus Calculator

meter.
meter.

meter2

Note: formula applied to calculate Annulus Area: is =  Base x Height

Area of a Annulus:

:

The area = π x (Outer Radius 2 Inner radius 2)

Where:

π = Pi (3.14)

Circle Surface Area Calculator

meter.

meter2

Note: formula applied to calculate circle surface area is = π x r2

Area of a Circle:

:

The area = π x Radius 2

Where:

π = Pi (3.14)

Square Area Calculator

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meter2

Note: formula applied to calculate surface Area is = Side x Side

Area of a Square:

:

The area = Height x Width

Rectangle Surface Area Calculator

meter.
meter.

meter2

Note: formula applied to calculate Rectangle Surface Area is = Width x Height

Area of a Rectangle:

:

The area = Height x Width

Cylinder Area Calculator

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meter.

meter2

Note: formula applied to calculate Cylinder Area is = 2 x π x r x (r+h)

Area of a Cylinder:

:

The area = 2 x  π x r x (r+h)

Where:

π = Pi (3.14159265358979323)

h = height

Area Cube Calculator

meter.

meter2

Note: formula applied to calculate Cube Surface Area is = 6 x  edge2

Area of a Cube:

:

The area = 6 x  edge2

Area Cone Calculator

meter.
meter.

meter2
meter2

Note: formula applied to calculate Total Area of Cone is Ar =  π x r x ( SlantHeight + r )

Area of a Cone:

:

AL =  π x r x SlantHeight

Ar =  π x r x ( SlantHeight + r )

Surface Area Hexagon Calculator

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meter2

Note: formula applied to calculate Surface Area of Hexagon is =  ( Perimeter x  Apothem ) / 2

Area of a Hexagon:

:

The area =  ( Perimeter x  Apothem ) / 2

Pentagon Area Calculator

meter.

meter2

Note: formula applied to calculate Pentagon Surface Area: is =  ( Perimeter x  Apothem ) / 2

Area of a Pentagon:

:

The area =  ( Perimeter x  Apothem ) / 2

Tetrahedron Surface Calculator

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meter2

Note: formula applied to calculate Tetrahedron Surface Area: is =  √3 x a 2

Area of a Tetrahedron:

:

The area =  √3 x a 2

Rhomboid Surface Calculator

meter.
meter.

meter2

Note: formula applied to calculate Rhomboid Surface Area: is =  Base x Height

Area of a Rhomboid:

:

The area =  b x h

Where:

b = Base

h = Height

Area of a segment:

:

For Degrees,

A = (r2 ÷ 2) x ((π ÷ 180 x θ) – sin θ)

A = (0.5 x r2) x (θ – sin θ)

Where:

A = Area

π = Pi (3.14)

θ = Angle

0.5 = A constant

180 = A constant

Area of a Sector:

:

If calculated in degrees:

A = (θ ÷ 360) x (π x r2)

If calculated in radians:

A = 0.5 x r2 x θ

Where

A = Area

θ = Angle (measured in radians or degrees)

π = Pi (3.14)