PDF chapter test TRY NOW
Classify the following shape and determine the adjacent vertices, adjacent sides and number of diagonals.
1. The name of the above polygon is called a .
In polygon \(ABCDEFGHIJ\):
2. The vertex \(C\) is adjacent to the vertex.
3. The side \(DE\) is adjacent to the side.
4. The number of diagonals of the polygon is.