S K Gupta and Anubhuti Gangal Solutions for Chapter: Circle, Exercise 1: Exercise 20

Identify the diameter for the circle $P$:

Identify the minor segment for the circle $P$:

Identify the sector for the circle $P$:

Explain why a circle is not a polygon.

Explain why a diameter is a chord, but a radius is not?

A pie is cut into $10$ equal sectors. Find the measure of the central angle of one slice of pie.

What is the distance between the centres of the circles for the figure shown on the right?

An Olympic outdoor archery target is made up of $10$equally spaced concentric circles. If the diameter of the biggest ring on the target is $122 \mathrm{cm}$ and the diameter of the bullseye is $12.2 \mathrm{cm}$, what is the diameter of the fourth ring from the inside?