Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Derivation of the Triangle Area Formula

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Determine an alternate formula for a triangle's area.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Six Trigonometric Functions and Radians

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] The argument of trigonometric functions can be measured in radians.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Alternate Formula for the Area of a Triangle

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] An alternate formula for the area of a triangle.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Cosine and Secant Graphs

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Define the cosine and secant graphs using a unit circle.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Product to Sum Formulas for Sine and Cosine

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Examples of how to transform a product of trigonometric functions into a sum of trigonometric functions
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Sum to Product Formulas for Sine and Cosine

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Examples of transforming a sum of trigonometric functions to a product of trigonometric functions.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Rectangular to Polar Form for Equations

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Convert equations from rectangular form to polar form.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Polar to Rectangular Conversions

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson teaches you how to change Polar coordinates into rectangular coordinates.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Polar to Rectangular Conversions

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Convert coordinates from polar to rectangular.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Law of Cosines

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Use Law of Cosines and Law of Sines in different triangle situations.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Sine, Cosine, and Tangent Functions

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers the three trigonometric ratios: sine, cosine, and tangent.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Horizontal Translations or Phase Shifts

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Defining horizontal translations of sine and cosine functions.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Half Angle Formulas

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Using identities to derive more half angle formulas.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Angle Side Angle Triangles

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find the unknown side of a triangle when two angles and the included side are known.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Angles of Elevation and Depression

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find distance using right triangles and angles of elevation or depression.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Angular Velocity

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Measure angular velocity.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Area of a Sector

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find the area of a sector of a circle.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Composition of Inverse Reciprocal Trig Functions

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Define inverse reciprocal of trigonometric functions.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Conversion Between Degrees and Radians

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Express a degree measurement in radians.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Conversion Between Degrees and Radians

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson introduces the unit circle and radians.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Equivalent Polar Curves

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Determine if two polar equations are equivalent.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Even and Odd Identities

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Define even and odd functions.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: General Solutions of Triangles

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] A summary of when to use the law of cosines or the law of sines to solve triangles.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Reciprocal Identities

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find the reciprocal of trigonometric functions

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