An online tangent game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. In Spanish, with links to English and Italian versions.

This online trigonometry calculator will calculate the sine, cosine, tangent, cotangent, secant and cosecant of angle values entered in degrees or radians. The trigonometric functions are also known as the circular functions.

This online trigonometry calculator will calculate the sine, cosine, tangent, cotangent, secant and cosecant of values. The trigonometric functions are also known as the circular functions.

Based off of the hit television show NUMB3RS, this lesson has students set up a search region for a yacht that sank into the ocean. Using cylindrical coordinates and a little trigonometry, students are able to block off a certain portion...

Gives a geometrical proof of Heron's formula and discusses its relationship to trigonometry.

In this activity, students use the calculator to solve trigonometry problems using sine, cosine, and tangent. They also find inverses of trigonometric functions.

Choose from three different practice exams that cover all Integrated Algebra topics reviewed in the Regents Exam Prep Center website: number theory, operation, variables, expressions, equations, inequalities, patterns, functions,...

The folks at Pixar are widely known as some of the world's best storytellers and animators. They are perhaps less recognized as some of the most innovative math whizzes around. Pixar Research Lead Tony DeRose delves into the math behind...

Based off of the hit television show NUMB3RS, this high-level math lesson has students delve into the topic of Great Circles on a sphere (specifically, the Earth), in order to find the shortest distances between locations. Students will...

This activity will help students visualize the construction of these special triangles and find the ratios of the sides. It will help students later when they being trigonometry. [Requires Adobe Reader.]

The online assessment demonstrates knowledge of concepts utilized in Geometry. The multiple choice questions test students on right triangles and trigonometry.

The online assessment exhibits knowledge of advanced mathematical concepts in Trigonometry. The questions evaluate students on the topic of ellipses.

The online assessment exhibits knowledge of advanced mathematical concepts in Trigonometry. The questions evaluate students on the topic of hyperbolas.

The online assessment exhibits knowledge of advanced mathematical concepts in Trigonometry. The questions test students on parabolas.

The online assessment demonstrates understanding of advanced mathematical concepts in Trigonometry. The questions assess students on the rectangular and parametric form of conic sections.

Learners demonstrate comprehension of advanced mathematical concepts in Trigonometry. The questions check understanding on the topic of trigonometric functions on the unit circle.