radian (Meaning)
radian (n)
the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
radian (n.)
An arc of a circle which is equal to the radius, or the angle measured by such an arc.
Synonyms & Antonyms of radian
No Synonyms and anytonyms found
radian Sentence Examples
- The angle of rotation is expressed in radians, a dimensionless measure.
- One radian is the angle subtended by an arc of a circle whose length is equal to the radius.
- The radian measure of a full circle is 2π radians.
- In trigonometry, radian measure is preferred over degrees due to its simplicity and mathematical elegance.
- The circumference of a circle can be calculated using the formula C = 2πr, where r is the radius in radians.
- Angular velocity is expressed in radians per unit time, such as radians per second.
- The slope of a function can be expressed in radians, indicating the rate of change of the function's output with respect to its input.
- In calculus, radians are used to measure the arc length of curves and the area of sectors.
- The radian measure of an angle can be determined using a protractor calibrated in radians.
- The radian measure is a fundamental unit in physics, engineering, and other scientific fields, providing a precise and convenient way to represent angles.
FAQs About the word radian
the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to th
No synonyms found.
No antonyms found.
The angle of rotation is expressed in radians, a dimensionless measure.
One radian is the angle subtended by an arc of a circle whose length is equal to the radius.
The radian measure of a full circle is 2π radians.
In trigonometry, radian measure is preferred over degrees due to its simplicity and mathematical elegance.
