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Mathematics
Tangent
Tangent
Tangent lines
Finding the "slope" of a curve
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Inverse tangent
And one last inverse trig function!
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0/90 degrees
Calculate the sine, cosine, and tangent of 0 and 90 degrees
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30/60 degrees
Calculate the sine, cosine, and tangent of 30 and 60 degrees
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45 degrees
Calculate the sine, cosine, and tangent of 45 degrees
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Tangent
Another important trig function (like sine and cosine)
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Secant and tangent lines
Some lines cross circles twice, others touch them only once
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Congruent tangents
Prove that tangents from the same point are congruent
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Circumscribed angles
Discover how angles between tangents are related to arcs
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Tangent
Estimation
7
Triangles
90
Coordinate
25
Statistics
4
Teachers
Brian McLogan
Member
Jacksonville, United States of America
School Yourself
Teacher
Boston, United States of America
Don't Memorise
Teacher
India
Eric Buffington
Teacher
United States of America
Nicole Hamilton
Member
