2. See the equilateral
triangle
The angles are equal
The three sides are equal
<ABC=60o , <ACB=60o ,
<CAB=60o
3. RECTAGLE &
SQUARE In rectangle ABCD
The sides are not equal but
angles are equal.
In the case of square
The sides are equal
The angles are also equal.
4. REGULAR
PENTAGON
In this pentagon
The sides &angles are equal.
Each angle is 1080
5. REGULAR POLYGONS
We can conclude that, polygons like this, with
equal angles and lengths of sides also equal
are called REGULAR POLYGONS