Answer:
4 triangles are formed.
Explanation:
Given a hexagon that can be divided into triangles by drawing all of the diagonals from one vertex.
we have to find the number of triangles formed.
As shown in attachment if we a diagonals from one vertex then only 3 diagonals are drawn which results into 4 triangles.
Hence, 4 triangles are formed by drawing all of the diagonals from one vertex.
Hence, option A is correct.