Angle between the tangent and a chord
Drag the points to see what happens to the angles.
The angle between the tangent and a chord is equal to the angle in the alternate segment.
1.2.2 Rotations as Art - Class Quilt
Exploring the quadratic function
Isos. right triangle msp221
Bisect a Segment
Vivek_Circles and Rectangles
Invariants Warm Up