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Courses

Teacher-curated, self-paced courses. Looking for a guided sequence through a full topic? See Learning Paths.

All CoursesLearning Paths
2 courses
Special Angles and Trigonometric Identities
Mathematics · High School (9–10), General · Trigonometric Identities, Trigonometric Ratios
FreeCh 10 · 2/2

The exact ratios of 0°, 30°, 45°, 60° and 90° from two simple triangles, and the identities that link the ratios, used to simplify and prove.

3Lessons11Problems2Python Labs1Question Set1Mock Test
StemPy LabStemPy Lab
Trigonometric Ratios
Mathematics · High School (9–10), General · Trigonometric Ratios
FreeCh 10 · 1/2

Name the sides of a right triangle from an angle, define sine, cosine, tangent and their reciprocals, and find all six ratios when one is known.

3Lessons10Problems2Python Labs1Question Set1Mock Test
StemPy LabStemPy Lab
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