Question

Find by construction the centre of a circle, using only a 60-30 setsquare and a pencil.
please tell the limitaions

Answer 1

Step-by-step explanation:

• Draw line using 60-30 set square, on 60 degree side. Let this line cut the circle at A and B.
• Draw the line BC, using 60-30 set square, on 30 degree side. Let C be the point of intersection of the circle.
• Join AC.
• Let 'O' be the mid point of AC.

The 'O' is the centre.