Enter the circle’s radius in the indicated field and select the dimension unit. Optionally, you can use the diameter and perimeter – circumference to calculate the circle’s area. If we have a circle ...

Different geometrical shapes require specific formulas and measurements to calculate their areas. Knowing the areas of these shapes is essential across various sectors and disciplines. For instance, ...

Most wire or string is made with a circular cross section of some particular radius and diameter. The area of that cross section is the well known A = pi*R² which is colloquially pronounced as “pie ...

1 Deparment of Ophthalmology, The Second Clinical Medical College of Yangtze University, Jingzhou, China. 2 Department of Ophthalmology, Jingzhou Hospital Affiliated to Yangtze University, Jingzhou, ...

Area of Triangle Formula: In general, "area" refers to the region inside the boundary of a flat object or figure and is measured in square units, with the standard unit being square meters (m²). There ...