Semicircle Area Calculator Semicircle Calculator Calculate Area, Perimeter, Radius, or Diameter. Solve By Knowing: Radius (r)Diameter (d)Circumference / Arc Length (L)Total Perimeter (P) Enter Radius (r) mcmmmftin Area 157.08 sq m Perimeter (Total) 51.42 m Arc Length 31.42 m Radius 10 m Diameter 20 m r diameter Formula: Area = (π × r²) / 2…
Free Area Calculator Free Area Calculator HVAC Louvers & Smoke Ventilation (NFA) HVAC Louver (Geometric) Smoke Vent (Aerodynamic) Input Units Inches (in)Millimeters (mm)Centimeters (cm) Width (W) Height (H) Free Area Ratio 50% Typical: 35-60%. Manufacturer spec. Coefficient of Discharge (Cv) 0.50 (Standard Top Hinged/Side)0.60 (Efficient Louver/Vent)0.65 (High Perf. Aero)0.70 (Casement Door 90°)Custom Value Efficiency rating….
Body Surface Area Calculator Body Surface Area (BSA) Metric (cm/kg) Imperial (ft/lb) Height (cm) Weight (kg) Height Weight (lbs) Mosteller (Primary) 0.00 m² Du Bois 0.00 m² Haycock 0.00 m² Gehan & George 0.00 m² Visual representation relative to average adult (1.9 m²) In medicine, knowing a patient’s height or weight alone is often not…
Whether you call it a flat, an apartment, or a condo, knowing its precise total area is crucial for valuation, renovation, and rent. The Flat Area Calculator is a comprehensive room-summation tool. Instead of asking for a single number, it builds the total area by adding up individual rooms—Living Room, Bedroom, Kitchen, etc. This…
A Bathroom Area Calculator is a specialized tool for homeowners and contractors planning bathroom renovations. It calculates the total surface area of floors, walls, and ceilings that need tiling or painting. Beyond simple square footage, this tool helps you deduct obstacles like doors and windows and provides accurate estimates for the materials needed—whether that…
A Base Area Calculator is a geometry tool designed to find the area of the 2D shape that forms the bottom (or base) of a 3D solid. Whether you are working with a cylinder, a rectangular prism, a cube, or a triangular prism, calculating the base area (often denoted as “B”) is the first…
The Polar Area Calculator is an advanced calculus tool used to comput the area enclosed by a polar curve . unlike standard Cartesian graphs () where area is rectangles under a curve, Polar Area is calculated using “Sector Slices” sweeping out from the origin. The fundamental formula used is . This tool numerically integrates…
A circular segment is a region of a circle which is “cut off” from the rest of the circle by a secant or a chord. It is the area bounded by the arc and the chord connecting the arc’s endpoints. Visually, think of it as the “crust” area if you slice a round pizza…
Sometimes, the shape you need to measure isn’t a perfect square, circle, or triangle. It’s a rough sketch of a garden, a satellite map of a farm, or a blueprint of a room. The Draw Area Calculator is a browser-based CAD tool that lets you trace any shape over an image or draw freely to…
Burn Surface Area, commonly referred to as Total Body Surface Area (TBSA), is a critical medical metric used to estimate the extent of burn injuries. Accurate calculation of TBSA is vital for determining the severity of the injury, the patient’s prognosis, and the volume of fluid resuscitation required in the first 24 hours. Our…