CK-12 Foundation
Ck 12: Trigonometry: De Moivre's Theorem
[Free Registration/Login may be required to access all resource tools.] Simplify complex numbers raised to a power with DeMoivre's Theorem.
CK-12 Foundation
Ck 12: Determination of Unknown Angles Using Law of Cosines
[Free Registration/Login may be required to access all resource tools.] Find an unknown angle of a side side side triangle using the Law of Cosines.
CK-12 Foundation
Ck 12: Trigonometry: Distance Between Two Polar Coordinates
[Free Registration/Login may be required to access all resource tools.] Find the distance between two points expressed in polar coordinates.
CK-12 Foundation
Ck 12: Trigonometry: Double Angle Identities
[Free Registration/Login may be required to access all resource tools.] Derivation of double angle identities for sine, cosine, and tangent.
CK-12 Foundation
Ck 12: Trigonometry: Equations Using De Moivre's Theorem
[Free Registration/Login may be required to access all resource tools.] Solve equations using DeMoivre's Theorem
CK-12 Foundation
Ck 12: Trigonometry:complex Roots
[Free Registration/Login may be required to access all resource tools.] Plot the roots of equations in polar coordinates.
CK-12 Foundation
Ck 12: Trigonometry: Heron's Formula
[Free Registration/Login may be required to access all resource tools.] This lesson covers Heron's Formula and problem solving using trigonometry.
CK-12 Foundation
Ck 12: Trigonometry: Heron's Formula
[Free Registration/Login may be required to access all resource tools.] Find the area of a triangle when all three sides are known.
CK-12 Foundation
Ck 12: Trigonometry: Identify Accurate Drawings of Triangles
[Free Registration/Login may be required to access all resource tools.] Determine if diagrams of triangles are accurately drawn.
CK-12 Foundation
Ck 12: Trigonometry: Intersections of Polar Curves
[Free Registration/Login may be required to access all resource tools.] Finding coordinates of intersection of two curves in polar coordinates.
CK-12 Foundation
Ck 12: Trigonometry: Law of Sines
[Free Registration/Login may be required to access all resource tools.] This lesson introduces the Law of Sines for two cases.
CK-12 Foundation
Ck 12: Trigonometry: Length of a Chord
[Free Registration/Login may be required to access all resource tools.] Find the length of a chord of a circle.
CK-12 Foundation
Ck 12: Trigonometry: Length of an Arc
[Free Registration/Login may be required to access all resource tools.] Definition and measurement of an arc on a circle,
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Ck 12: Trigonometry: Proofs of Trigonometric Identities
[Free Registration/Login may be required to access all resource tools.] Simplifying trigonometric expressions using identities
CK-12 Foundation
Ck 12: Trigonometry: Proofs of Trigonometric Identities
[Free Registration/Login may be required to access all resource tools.] This lesson uses trigonometric identities to prove other identities.
CK-12 Foundation
Ck 12: Trigonometry: Pythagorean Identities
[Free Registration/Login may be required to access all resource tools.] Defining trigonometric identities that rely on the Pythagorean Theorem.
CK-12 Foundation
Ck 12: Trigonometry: Quotient Identities
[Free Registration/Login may be required to access all resource tools.] Illustrates identities found from dividing two trigonometric functions.
CK-12 Foundation
Ck 12: Trigonometry: Radian Measure
[Free Registration/Login may be required to access all resource tools.] Define Radian Measure and Critical Angles in Radians.
CK-12 Foundation
Ck 12: Trigonometry: Rectangular to Polar Conversions
[Free Registration/Login may be required to access all resource tools.] This lesson introduces Polar coordinates.
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Ck 12: Trigonometry: Reference Angles and Angles in the Unit Circle
[Free Registration/Login may be required to access all resource tools.] Definition of reference angle shown on the unit circle.
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Ck 12: Trigonometry: Rotations in Radians
[Free Registration/Login may be required to access all resource tools.] Express rotations in radian measure
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Ck 12: Trigonometry: Secant, Cosecant, and Cotangent Functions
[Free Registration/Login may be required to access all resource tools.] This lesson covers secant, cosecant, and cotangent.
CK-12 Foundation
Ck 12: Trigonometry: Secant, Cosecant, and Cotangent Functions
[Free Registration/Login may be required to access all resource tools.] Calculate the secant, cosecant, and cotangent functions using the sides of a triangle.
CK-12 Foundation
Ck 12: Trigonometry: Sine and Cosecant Graphs
[Free Registration/Login may be required to access all resource tools.] Define the sine and cosecant graphs using a unit circle.