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This page provides a list of educational videos related to Secants and Tangents. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Secants and Tangents.
Segments of Secants and Tangents Theorem
By Jessie Mason
The segments of a secant segment and a tangent segment which share an endpoint outside of the circle. The product of the lengths of the secant segment and its external segment equals the square of the length of the tangent segment.
Reciprocal trig functions
By Khan Academy
Sal finds all six trigonometric ratios (sine, cosine, tangent, secant, cosecant, and cotangent) of an angle in a given right triangle.
Area of a Trapezoid | MathHelp.com
By MathHelp.com
This lesson covers the definition of a circle and the radius of a circle. Students learn the definitions of a circle, a radius, a chord, a diameter, a secant, a tangent, congruent circles, concentric circles, an inscribed circle, and a circumscribed circle. Students are then asked to identify or draw these figures in given problems.