What is the exterior of a circle called?
(iii) Outside the circle, which is called the exterior of the circle. The circle and its interior make up the circular region. A sector is that region of a circular disc which lies between an arc and the two radii joining the extremities of the arc and the centre.
What is the centre of a circle called?
Centre: Circle is a closed figure made up of points in a plane that are at the same distance from a fixed point, called the centre of the circle. In the figure O is the centre.
What is the outer circle of World English?
The outer circle is one of the three concentric circles of World English described by linguist Braj Kachru in "Standards, Codification and Sociolinguistic Realism: The English Language in the Outer Circle" (1985).
What are the parts of a circle?
What are the Parts of a Circle. (i) Inside the circle. which is called the interior of the circle. (ii) Circle. (iii) Outside the circle, which is called the exterior of the circle. The circle and its interior make up the circular region.
What are 3 parts of a circle called?
The circumference of a circle has three most important elements namely, the center, the diameter, and the radius. Since we cannot use the ruler (scale) to measure the distance of this curved figure, we apply a formula that uses the radius, diameter, and the value of Pi (π).
What are the 5 parts of a circle?
What are the parts of a circle?Centre. The centre of the circle is the fixed point from which all points on the boundary of the circle are equidistant. ... Diameter. The distance across the circle going through the centre. ... Circumference. The distance once around the circle.Arc. A part of the circumference. ... Secant. ... Tangent.
What is the inside and outside of a circle called?
The point inside the circle is also called interior point. ( Example : Centre of cirle) Point outside the circle: A point Q, such that OQ > r, is said to lie outside the circle C (O, r) = {X, OX = r} The point outside the circle is also called exterior point.
What is the outside edge called?
What is another word for outer edge?borderlandborderouter fringeouter limitsoutsidecircumferenceperimeterrimvergeskirt66 more rows
What is the different parts of a circle?
Important Circle Parts Radius: The distance from the center of the circle to its outer rim. Chord: A line segment whose endpoints are on a circle. Diameter: A chord that passes through the center of the circle.
What is circle and its parts?
Important Circle Parts. Radius: The distance from the center of the circle to its outer rim. Chord: A line segment whose endpoints are on a circle. Diameter: A chord that passes through the center of the circle. The length of a diameter is two times the length of a radius.
What is the shaded part of a circle called?
The shaded portion is called the sector of the circle. It is the region bounded by two radii and an arc.
What is the centre of a circle called?
The center of a circle is also called the focus of the circle. In general, a focus of a two-dimensional shape is a point that can be used to define... See full answer below.
What is edge to edge of circle called?
Circumference. The circumference is the total length of the. edge (perimeter) of a circle.
Do circles have edges?
If an edge of a closed figure has to be straight, then a circle has no edges, since no part of a circle's circumference is straight.
What does outer edge mean?
outer or outlying. outermost, outmost. situated at the farthest possible point from a center. outside. on or toward an outer edge.
Definition is a Circle
A circle can be defined as a 2D figure formed by a set of points that are adjacent to each other and are equidistant from a fixed point.
What are the Parts of Circle?
A circle is a closed figure with curved boundaries and has many parts that represent the properties and characteristics of a circle. The parts of a circle are:
Examples on Parts of Circle
Example 1: The circumference of a wheel is 540 cm. Find its radius and diameter.
FAQs on Parts of Circle
The 9 parts of a circle are circumference, radius, diameter, chord, tangent, secant, arc, segment, and sector. Each of these parts of a circle plays a significant role in making a circle.
