Show that the angles of an equilateral triangle are `60^@` each.

The angle of an equilateral triangle is

Each angle of an equilateral triangle is…………

Show that the following points form an equilateral triangle A( a , 0) , (AS^(2)) B ( -a,0) , C( 0 , asqrt(3)) .

Each exterior angle of an equilateral triangle is………….

Draw an equilateral triangle whose sides are 5.2 cm. each