# area of a triangle sine   155 videos

• #### Using Sine to Calculate the Area of a Triangle

##### GeometryBasic Trigonometry

How to calculate the area of any triangle using two sides and an included angle.

area of a triangle sine
• #### Using Sine to Calculate the Area of a Triangle

##### TrigonometryBasic Trigonometry

How to calculate the area of any triangle using two sides and an included angle.

area of a triangle sine
• #### Using Sine to Calculate the Area of a Triangle

##### PrecalculusBasic Trigonometry

How to calculate the area of any triangle using two sides and an included angle.

area of a triangle sine
• #### Area of Triangles

##### GeometryArea

How to derive the area of a triangle formula using the rectangle area formula.

area triangles rectangles altitude
• #### The Law of Sines

##### GeometryBasic Trigonometry

How to define the law of sines.

law of sines ratios triangles
• #### The Law of Sines

##### TrigonometryBasic Trigonometry

How to define the law of sines.

law of sines ratios triangles
• #### The Law of Sines

##### PrecalculusBasic Trigonometry

How to define the law of sines.

law of sines ratios triangles
• #### Area of a Segment

##### GeometryArea

How to derive the area of a segment formula.

• #### Trigonometric Ratios: Sine

##### GeometryBasic Trigonometry

How to define the sine ratio and identify the sine of an angle in a right triangle.

trigonometry ratio right triangle sine SOH CAH TOA
• #### Trigonometric Ratios: Sine

##### TrigonometryBasic Trigonometry

How to define the sine ratio and identify the sine of an angle in a right triangle.

trigonometry ratio right triangle sine SOH CAH TOA
• #### Trigonometric Ratios: Sine

##### PrecalculusBasic Trigonometry

How to define the sine ratio and identify the sine of an angle in a right triangle.

trigonometry ratio right triangle sine SOH CAH TOA
• #### Area and Perimeter of Triangles

##### Pre-AlgebraIntroductory Geometry

Understanding why the area of a triangle is 1/2 base times height

• #### Area of Parallelograms

##### GeometryArea

How to find the area of any parallelogram using rectangle area formulas.

area of rectangles base times height
• #### Area of Circles

##### GeometryArea

How to derive the formula to calculate the area of a circle.

• #### Area With Determinants

##### PrecalculusSystems of Linear Equations and Matrices

How to compute the area of a parallelogram using a determinant.

parallelogram vectors determinant area
• #### Area of Regular Polygons

##### GeometryArea

How to derive the formula to calculate the area of a regular polygon.

area apothem side hexagon isosceles triangle perimeter equilateral equiangular
• #### Surface Area of Cylinders

##### GeometryArea

How to prove the surface area of a cylinder formula.

circle lateral area circumference
• #### Surface Area of Spheres

##### GeometryVolume

How to calculate the surface area of a sphere given a radius.

• #### Definite Integrals and Area

##### CalculusThe Definite Integral

How to use definite integrals to find the area between a curve or under a curve.

definite integral area problems area between curves
• #### Surface Area of Cones

##### GeometryArea

How to calculate the surface area of any cone explaining lateral surface area.

cone circle circumference lateral area lateral edge