Make a freehand sketch of a soldering hatchet in the space below.
- Identify the parts labelled P, Q and R in the section through a wall below.
The inner parts as revealed in section are labelled P Reinforced concrete .Q Window and R Sill..
(b) Inscribe a circle to touch each side of the triangle below.
To inscribe a circle in a given triangle, two sides of the triangle should be bisected. The point of intersection will be the centre of the circle and the radius is taken from the centre to any point of the side of the triangle.
