15 Videos for "length of an arc"

Arc Length  Concept
Math › Geometry › Circles
How to define arc length and how it is different from arc measure; how to calculate the length of an arc. 
Arc Length  Problem 1
Math › Geometry › Circles
How to find the length of an arc given a radius and arc length. 
Arc Length  Problem 2
Math › Geometry › Circles
How to find the radius of a circle given arc length and arc measure. 
Arc Length  Problem 3
Math › Geometry › Circles
How to find the arc length formed by an inscribed angle given the diameter. 
Radian Measure of Angles  Problem 4
Math › Precalculus › Trigonometric Functions
How to find the arc length and area of a sector when the central and is given in radians or degrees. 
Radian Measure of Angles  Problem 4
Math › Trigonometry › Trigonometric Functions
How to find the arc length and area of a sector when the central and is given in radians or degrees. 
Area of a Sector  Problem 3
Math › Geometry › Area
How to find the area of a sector given the arc measure and the length of the intercepted chord. 
Parametrizing a Line Segment  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a parametrization of segment AB that uses s, the distance from point A, as a parameter. 
Radian Measure of Angles  Problem 1
Math › Precalculus › Trigonometric Functions
How to measure a central angle of a circle when the radius and the length of the intercepted arc are given. 
Radian Measure of Angles  Problem 1
Math › Trigonometry › Trigonometric Functions
How to measure a central angle of a circle when the radius and the length of the intercepted arc are given. 
Secants  Concept
Math › Geometry › Circles
How to define a secant; how to find the length of various secants in circles. 
Secants  Problem 3
Math › Geometry › Circles
How to find the length of intersecting secant segments. 
Secants  Problem 4
Math › Geometry › Circles
How to fin the length of secant segments drawn from points outside a circle. 
Similar Triangles in Circles and Right Triangles  Problem 1
Math › Geometry › Similarity
How to find missing side lengths of triangles in a circle. 
Similar Triangles in Circles and Right Triangles  Problem 2
Math › Geometry › Similarity
How to find missing side lengths in a right triangle with an altitude drawn from the right angle.