Square Meters Calculator
Calculate the area in square meters and optional cost based on the chosen shape and dimensions.
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This square meters calculator allows you to calculate the area of the following shapes: Square, Rectangle, Circle, Triangle, Trapezoid, Hexagon, and Octagon.
To use it, just select the shape and enter its dimensions. You can also specify the price per 1 m2, so the tool will also calculate the estimated price.
How to calculate area in Square Meters
Square
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Square area [m²] = a [m] * a [m]
Example: a = 5m
Square area = 5m * 5m
Square area = 25m²
Rectangle
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Rectangle area [m²] = a [m] * b [m]
Example: a = 4m | b = 10m
Rectangle area = 4m * 10m
Rectangle area = 40m²
Circle
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Circle area [m²] = 𝜋 * r²
Example: r = 7m
Circle area ≈ 3.14 * (7m)²
Circle area ≈ 3.14 * 49m²
Circle area ≈ 154m²
Triangle
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Triangle area [m²] = (a + b + c) / 2
Example: a = 3m | b = 4m | c = 5m
Triangle area = (3m + 4m + 5m) / 2
Triangle area = 12m / 2
Triangle area = 6m²
Trapezoid
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Trapezoid area [m²] = (a + b) / 2 * h
Example: a = 2m | b = 4m | h = 5m
Trapezoid area = (2m + 4m) / 2 * 5m
Trapezoid area = 6m / 2 * 5m
Trapezoid area = 3m * 5m
Trapezoid area = 15m²
Hexagon
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Hexagon area [m²] = (3√3) / 2 * a²
Example: a = 2m
Hexagon area ≈ 5.20 / 2 * (2m)²
Hexagon area ≈ 2.6 * 4m²
Hexagon area ≈ 10.4m²
Octagon
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Octagon area [m²] = 2 * a² * (1+√2)
Example: a = 4m
Octagon area = 2 * (4m)² * (1+√2)
Octagon area ≈ 32m² * (2.41)
Octagon area ≈ 77m²