Parts of a Circle
A circle is a closed curve that is made of points that are the same distance from the center.
A radius of a circle is a line segment that connects the center to a point on the circle.
A chord is a line segment that connects two points on the circle.
A diameter of a circle is a line segment that passes through the centre of the circle, connecting two points on the circle.
An arc is a curved part of the circle.
The circumference of a circle is the distance around the outside of the circle.
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Help
The correct answer is
Remember :
The smallest number is the one that comes first while counting.
Solution :
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.