B is the vertex of the angle, A and C are arms.
The vertex of an angle is always written as the middle letter, so
angle ABC can be written as Ð ABC or ÐCBA.
It can also be written as
Ù Ù
B is the vertex of the angle, A and C are arms.
The vertex of an angle is always written as the middle letter, so
It can also be written as
Ù Ù