The formula for the area of a circle is A = πr2, where r is the radius of the circle. The unit of area is the square unit, for example, m2, cm2, in2 etc. In this article, we will learn terms related to circles, like radius, diameter, perimeter, area of the circle, etc. ...
Radius of a circle is the distance between center of circle and the point on circle. Radius is half of diameter, the longest chord of circle. Circumference is the distance around the circle. Radius formula and equation at BYJU’S.
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cm, m, km etc. to measure a region we use a square as a unit. Hence, the unit of area is a unit square. This is written as unit2. Let us see who the different units are used to represent thearea of a surface.
The meaning of AREA is the surface included within a set of lines; specifically : the number of unit squares equal in measure to the surface. How to use area in a sentence.
A sector of a circle is called the minor sector if the minor arc of the circle is a part of its boundary. A sector is called the major sector if the major arc of the circle is a part of its boundary.Circle FormulasArea of a circle:...
The function of a radius of a circle is used to find the diameter, circumference, and area of a circle. Let’s discuss it one by one. 1. Radius to Find the Diameter:As already discussed, the diameter of a circle is twice the length of a radius in a circle. ...
The radius of a circle is the distance from the center of the circle to a point on the circle. Once you know this distance, you simply need to substitute the known value for r in the formula. Area = π× r2 Example #1 Using the area of a circle formula, calculate the area if the...
Sector of a Circle Area Formula To find the area of a sector of a circle, we need to know the length of the radii, as well as the measure of the central angle. The formula for the area of a sector of a circle is: A=(n/360)∗3.14r2...
There are many parts of a circle that define a circle such as a radius, a diameter, a chord, and so on. Learn more about the parts of a circle, its formulas, and solve a few examples.