136 Videos for "length"

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 3
Math › Geometry › Circles
How to find the arc length formed by an inscribed angle given the diameter. 
Arc Length  Problem 2
Math › Geometry › Circles
How to find the radius of a circle given arc length and arc measure. 
Triangle Side Inequalities  Problem 2
Math › Geometry › Triangles
How to determine whether given side lengths could form a triangle using the triangle side inequalities. 
Triangle Side Inequalities  Problem 1
Math › Geometry › Triangles
How to determine whether given side lengths could form a triangle using the triangle side inequalities. 
Introduction to the 3D Coordinate System  Concept
Math › Precalculus › Vectors and Parametric Equations
How to define the components and length of a position vector in three dimensions. 
The Midpoint and Distance Formulas in 3D  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find the length and midpoint of a segment in three dimensions. 
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. 
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. 
Introduction to the 3D Coordinate System  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the components of a vector from point A to point B in threedimensions, and how to find its length. 
Chords and a Circle's Center  Problem 1
Math › Geometry › Circles
How to find the length of two chords where the length of the perpendicular bisectors are given. 
Area of Regular Polygons  Problem 1
Math › Geometry › Area
How to calculate the area of a regular polygon, given the length of the apothem and side length. 
Trigonometric Ratios: Sine  Problem 2
Math › Precalculus › Basic Trigonometry
How to find the length of a base in an isosceles triangle given the vertex angle and a leg length. 
Trigonometric Ratios: Cosine  Problem 2
Math › Precalculus › Basic Trigonometry
How to find the length of a hypotenuse in a right triangle, given a side length. 
Trigonometric Ratios: Cosine  Problem 2
Math › Trigonometry › Basic Trigonometry
How to find the length of a hypotenuse in a right triangle, given a side length. 
Trigonometric Ratios: Sine  Problem 2
Math › Geometry › Basic Trigonometry
How to find the length of a base in an isosceles triangle given the vertex angle and a leg length. 
Trigonometric Ratios: Cosine  Problem 2
Math › Geometry › Basic Trigonometry
How to find the length of a hypotenuse in a right triangle, given a side length. 
Trigonometric Ratios: Sine  Problem 2
Math › Trigonometry › Basic Trigonometry
How to find the length of a base in an isosceles triangle given the vertex angle and a leg length. 
Radii to Tangents  Problem 3
Math › Geometry › Circles
How to calculate the length of a segment drawn from the center of a circle to a point outside the circle, given the length of the tangent segment to that circle.