Math 9: Tangents to a Circle

Topic:Circle, Geometry, Tangent Line or Tangent

Note that line segment AB is tangent to the circle at point D. Move Point E around the circle to create a chord that passes through the centre of the circle. What do you notice about the angle?

New Resources

apec
רישום חופשי
Model sferyczny - dwunastościan-dwudziestościan
Slope and Road Signs
Angle Addition: Warm Up Exercises

Discover Resources

Generating the chord function
Discovery Activity - Quadrilaterals & Kites
Dylan Feeney
beautiful function
CongruentTraingles3Angles

Discover Topics

Trapezium
Hypothesis Testing
Power Functions
Matrices
Median Line