R S Aggarwal Solutions for Chapter: Circles, Exercise 1: EXERCISE 18

Take a point $O$ on your notebook and draw circles of radii $4 \mathrm{cm}, 5.3 \mathrm{cm}$ and $6.2 \mathrm{cm},$ each having the same centre $O$.

Fill in the blank by using $<, >, =$ or $\le$.

Major arc _____ minor arc of the circle.

Fill in the blank by using $<, >, =$ or $\le$.

Major arc _____ semicircumference of the circle.

A diameter of a circle is a chord that _____ the centre.

A radius of a circle is a line segment with one endpoint _____ and the other endpoint at the centre of the circle. (exterior of the circle/on the circle/interior of the circle)

If we join any two points of a circle by a line segment, we obtain a _____ of the circle.

Any part of a circle is called an _____ of the circle.

The figure bounded by an arc and the two radii joining the endpoints of the arc with the centre is called _____ of the circle. (segment/sector)