Sphere Surface Area Calculator Find the total surface area of a sphere using its radius or diameter. Radius Diameter Enter Value Select Unit mmcmminft Calculate Surface Area Formulas Used: Surface Area = 4 × π × r² Surface Area = π × d² Spheres are perfectly round 3D shapes that we see everywhere in…
Donut (Annulus) Area Calculator Calculate the area of a donut-shaped annulus using various input pairs. Calculation Mode Outer Radius & Inner RadiusOuter Diameter & Inner DiameterOuter Radius & Inner DiameterOuter Diameter & Inner RadiusGiven Area & One Dimension Outer Radius (R) Inner Radius (r) Outer Diameter (Dₒ) Inner Diameter (Dᵢ) Outer Radius (R) Inner Diameter…
Overlapping Circles Area Calculator Radius of Circle 1 Radius of Circle 2 Distance Between Centers Select Unit mmcmminft Calculate Overlap Area Formula Used: A = r₁²cos⁻¹((d² + r₁² − r₂²)/(2dr₁)) + r₂²cos⁻¹((d² + r₂² − r₁²)/(2dr₂)) − ½√[(-d+r₁+r₂)(d+r₁−r₂)(d−r₁+r₂)(d+r₁+r₂)] Circles are simple shapes, but when two circles overlap, the shared region between them can become…
Vector Parallelogram Area Calculator 2D Vectors 3D Vectors Vector A Vector B Calculate Area Formulas Used: 2D Area = |Ax × By − Ay × Bx| 3D Area = √[(AyBz − AzBy)² + (AzBx − AxBz)² + (AxBy − AyBx)²] In mathematics and physics, vectors are used to represent direction and magnitude. When two…
Beam Cross-Sectional Area Calculator This calculator computes the cross-sectional area of structural beams based on beam shape and dimensions, including advanced I-beam geometry. Select Beam Shape Rectangular BeamSolid Circular BeamHollow Circular BeamI-Beam (Advanced) Width Height Diameter Outer Diameter Inner Diameter Overall Height Flange Width Flange Thickness Web Thickness Select Unit mmcmminft Calculate Area Formulas Used:…
Wire Cross-Section Area Calculator This calculator converts the diameter or radius of a wire into its cross-sectional area using the standard circle area formula. Diameter Radius Enter Value Select Unit Millimeters (mm)Centimeters (cm)Meters (m)Inches (in) Calculate Area Formula: Area = π × (D ÷ 2)² or Area = π × r² Wires are used…
Pipe Cross-Section Area Calculator (Internal Area) This calculator finds the internal cross-sectional area of a pipe using its internal diameter or radius. Diameter Radius Enter Value Select Unit Millimeters (mm)Centimeters (cm)Meters (m)Inches (in) Calculate Area Formula: Area = π × (D ÷ 2)² or Area = π × r² Pipes are used in many…
Duct Cross-Section Area Calculator Calculate the cross-sectional area of HVAC ducts of various shapes. Shape / Calculation Mode RectangularCircular / RoundOvalPipe / Round (OD) Width Height Diameter Width (major axis) Height (minor axis) Outer Diameter Select Unit mmcmminft Calculate Area Air ducts play a major role in heating, ventilation, and air conditioning (HVAC) systems….
Area of Parallelogram Using Vectors Calculator This calculator finds the area of a parallelogram formed by two vectors using vector cross-product formulas in 2D and 3D. 2D Vectors 3D Vectors Vector A Vector B Calculate Area Formula: 2D Area = |Ax × By − Ay × Bx| 3D Area = |A × B| = √[(AyBz…
Circular Segment Area Calculator Area and parameters of a circular segment using different known values. Calculation Mode Area from Radius & ChordArea from Radius & HeightHeight from Area & RadiusRadius from Area & Height Radius (R) Chord Length (c) Radius (R) Segment Height (h) Segment Area (A) Radius (R) Segment Area (A) Segment Height (h)…