**The length and the breadth of a rectangle are 12 cm and 9 cm respectively. Find the height of a triangle whose base is 9 cm and whose area is one third that of rectangle.**

**Solution:**

**More Solutions:**

- AD is a diameter of a circle and AB.
- If AB = 12 cm, BC = 16 cm and AB.
- O is the centre of the circle.
- Find the lengths of :
- If QR = 12 cm, calculate PQ.
- Find its distance from the centre of the circle.
- Calculate the distance CD.
- Prove that NOMP is a square.
- Prove that AD bisects ∠BAC and ∠BDC.
- Find the area of a triangle.