1. Draw a circle with the help of a compas. Draw a circle with the help of a bangle. Now find the centre

 of both, give a name of the centres and find the difference between the radius of the two circles.

2. Very short question.

a. How many centres have a circle ?

b. How many perimeters have a circle ?

c. How many chords have a circle ?

d. How many circumference have a circle ?