• #### 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.
• #### Inscribed Angles - Problem 2

##### Math›Geometry›Circles
How to find the measure of intercepted arcs, given the vertex angle of an inscribed isosceles triangle.
• #### The Law of Sines - Problem 1

##### Math›Geometry›Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines.
• #### The Law of Cosines - Problem 2

##### Math›Precalculus›Basic Trigonometry
How to use the law of cosines to find a missing angle given three sides in a triangle.
• #### The Law of Cosines - Problem 2

##### Math›Geometry›Basic Trigonometry
How to use the law of cosines to find a missing angle given three sides in a triangle.
• #### 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 - Concept

##### Math›Trigonometry›Basic Trigonometry
How to define the sine ratio and identify the sine of an angle in a right triangle.
• #### 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.
• #### Trigonometric Ratios: Cosine - Concept

##### Math›Trigonometry›Basic Trigonometry
How to define the cosine ratio and identify the cosine of an angle in a right triangle.
• #### Trigonometric Ratios: Cosine - Problem 1

##### Math›Trigonometry›Basic Trigonometry
How to find the cosine of an angle in a right triangle.
• #### 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: Tangent - Concept

##### Math›Trigonometry›Basic Trigonometry
How to define the tangent ratio and identify the tangent of an angle in a right triangle.
• #### Trigonometric Ratios: Tangent - Problem 2

##### Math›Trigonometry›Basic Trigonometry
How to find the tangent of an angle in an isosceles right triangle.
• #### The Law of Sines - Problem 1

##### Math›Trigonometry›Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines.
• #### Trigonometric Ratios: Tangent - Problem 3

##### Math›Trigonometry›Basic Trigonometry
How to find the height of an isosceles triangle using tangent ratios.
• #### Inverse Trigonometric Functions - Concept

##### Math›Trigonometry›Basic Trigonometry
How to use inverse trig functions to find angles in right triangles.
• #### Inverse Trigonometric Functions - Concept

##### Math›Geometry›Basic Trigonometry
How to use inverse trig functions to find angles in right triangles.
• #### The Law of Cosines - Problem 2

##### Math›Trigonometry›Basic Trigonometry
How to use the law of cosines to find a missing angle given three sides in a triangle.
• #### Trigonometric Ratios: Tangent - Concept

##### Math›Geometry›Basic Trigonometry
How to define the tangent ratio and identify the tangent of an angle in a right triangle.
• #### Trigonometric Ratios: Cosine - Concept

##### Math›Precalculus›Basic Trigonometry
How to define the cosine ratio and identify the cosine of an angle in a right triangle.