Investigating Circle Theorems
Move the points B,C and D. Write down what you notice about the two angles.
Move the points B and C. Write down what you notice about the two angles.
Move point D. Write down what you notice about the angle.
Move any of the points. Write down what you notice about the angles.
Move point B. Write down what you notice about the angle.
Move the points B, C and D. Write down what you notice about the angles.