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Common Core · High School Geometry · Similarity, Right Triangles, and Trigonometry

Standard G.SRT.C.6

Free lessons and printable worksheets aligned to Common Core math standard G.SRT.C.6.

3 lessons3 worksheets

Lessons for G.SRT.C.6

Opposite, adjacent and hypotenuseNaming the three sides of a right triangle relative to whichever acute angle is being looked at.Lesson
Secant, cosecant and cotangent ratiosThe ratio of the hypotenuse to the side next to an acute angle, the reciprocal of cosine.Lesson
Sine, cosine and tangentThe ratio of the side opposite an acute angle to the hypotenuse.Lesson

Printable Worksheets

Opposite, adjacent and hypotenuse worksheet (PDF)Printable worksheet with answer keyPreview
Secant, cosecant and cotangent ratios worksheet (PDF)Printable worksheet with answer keyPreview
Sine, cosine and tangent worksheet (PDF)Printable worksheet with answer keyPreview