47 Videos for "area of a triangle"

Area of Triangles  Concept
Math › Geometry › Area
How to derive the area of a triangle formula using the rectangle area formula. 
Area of Triangles  Problem 1
Math › Geometry › Area
How to find the height of a triangle, given the three sides of a right triangle, using the area of a triangle formula. 
Area of Triangles  Problem 2
Math › Geometry › Area
How to find an unknown variable, x, when the area is given and the base and height of a triangle is given in terms of x. 
Using Sine to Calculate the Area of a Triangle  Problem 1
Math › Geometry › Basic Trigonometry
How to calculate the area of a triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Problem 1
Math › Trigonometry › Basic Trigonometry
How to calculate the area of a triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Concept
Math › Geometry › Basic Trigonometry
How to calculate the area of any triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Concept
Math › Trigonometry › Basic Trigonometry
How to calculate the area of any triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Concept
Math › Precalculus › Basic Trigonometry
How to calculate the area of any triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Problem 1
Math › Precalculus › Basic Trigonometry
How to calculate the area of a triangle using two sides and an included angle. 
Using Sine to Calculate the Area of a Triangle  Problem 2
Math › Geometry › Basic Trigonometry
How to calculate the area of a regular inscribed polygon given only the radius of a circle. 
Using Sine to Calculate the Area of a Triangle  Problem 2
Math › Precalculus › Basic Trigonometry
How to calculate the area of a regular inscribed polygon given only the radius of a circle. 
Using Sine to Calculate the Area of a Triangle  Problem 2
Math › Trigonometry › Basic Trigonometry
How to calculate the area of a regular inscribed polygon given only the radius of a circle. 
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. 
Area With the Cross Product  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the area of a triangle in the xyplane using vectors formed from two of its sides. 
Area With Determinants  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the area of a triangle using a determinant. 
306090 Triangles  Problem 4
Math › Geometry › Pythagorean Theorem
How to find the area of an equilateral triangle given only a side length. 
306090 Triangles  Problem 4
Math › Trigonometry › Pythagorean Theorem
How to find the area of an equilateral triangle given only a side length. 
Area With Determinants  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to use the triangle area formula to test three points for collinearity. 
Area of a Segment  Concept
Math › Geometry › Area
How to derive the area of a segment formula.