- If AC is 4 cm and BD is 15 cm, what is the diameter of the circle?
- Zoe wants to set up her round dining table by putting a candle in the centre of it. How can she do that by using a tangent? Explain your answer with a diagram.
- Below is a segment of a circle, and A is the center of the circle. The radius is 15 cm, BC is 7.5 cm, and DE is 24 cm.