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Hollow Circle Area and Dimensions Calculators
Overview:
Circle is a two-dimensional geometric shape consisting of all points equidistant from a central point, called the center. The distance from the center to any point on the circle is the radius, while the line segment passing through the center and touching two points on the circle is the diameter (which is twice the radius). The circle's boundary is the circumference, and the area inside is the circle's area.
Calculator for Area of a Hollow Circle
Instructions:
- Enter all but one value in available calculator fields. refer to diagram for value definition.
- Choose the units you would like to use default value is meters (m).
- Choose how many decimal places you wish answer to round to, the default value is one.
- Press solve button to find remaining unknown value.
- To perform a new calculation or you wish to clear current values use the reset button
to clear values and start again. - The formulas used for each calculator can be viewed by expanding the 'Click to Show Formula' section below.
Area of a hollow circle equals
if outer radius (R) equals
and inner radius (r) equals
requirements not met -
please add all but one value in available fields.
Require different units not displayed?
CONVERT VARIOUS UNITS HERE
Click to Show Formula
Calculator for Diameter and Radius of a Hollow Circle
Instructions:
- Enter all but one value in available calculator fields. refer to diagram for value definition.
- Choose the units you would like to use default value is meters (m).
- Choose how many decimal places you wish answer to round to, the default value is one.
- Press solve button to find remaining unknown value.
- To perform a new calculation or you wish to clear current values use the reset button to clear values and start again.
- The formulas used for each calculator can be viewed by expanding the 'Click to Show Formula' section below.
Outer diameter (D) of a hollow circle equals
if outer radius (R) equals
requirements not met -
please add all but one value in available fields.
Require different units not displayed?
CONVERT VARIOUS UNITS HERE
Click to Show Formula
