Question

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

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Answer 1

Explanation:

To find the centre of a circle using 60-30 setsquare and a pencil are below

1.At first, draw draw a line using 60-30 set square, on 60° side.

2.Draw line using 60-30 set square, on 60 degree side. ...

3.Draw the line BC, using 60-30 set square, on 30 degree side. ...

4.Join AC.

5.Let 'O' be the mid point of AC.

Answer 2

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.

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