10 Videos for "sector"

Area of a Sector  Concept
Math › Geometry › Area
How to derive the formula to calculate the area of a sector in a circle. 
Area of a Sector  Problem 1
Math › Geometry › Area
How to find the area of a sector when the radius and arc measure are given. 
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. 
Area of a Sector  Problem 2
Math › Geometry › Area
How to find the radius of a circle when the area and arc measure are given. 
Radian Measure of Angles  Problem 4
Math › Precalculus › Trigonometric Functions
How to find the arc length and area of a sector when the central angle 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 angle is given in radians or degrees. 
Area of a Segment  Concept
Math › Geometry › Area
How to derive the area of a segment formula. 
Area of a Segment  Problem 1
Math › Geometry › Area
How to find the area of a segment, given a leg in a right triangle. 
Area of a Segment  Problem 2
Math › Geometry › Area
How to find the area of a segment, given a side in an equilateral triangle. 
Solving Formulas  Problem 2
Math › Geometry › Area
How to solve the area of a sector formula for the radius.