Answer:
Step-by-step explanation:
If you're only counting the smallest triangles, then 8.
If you're counting all possible triangles including triangles made of other triangles, then 16. Each diagonal gives 2, the combined diagonals give 4, and the unit triangles give 8 for a total of 2 + 2 + 4 + 8 = 16.
Answer:
Step-by-step explanation:
14
Answer:
<em>1</em>
Step-by-step explanation:
It only has 1 symmetry line. It's the line that connects the vertex of the vertex angle of the triangle to the midpoint of the base of the triangle.
Answer:
12.6
Step-by-step explanation:
1.8X7
7x1=7
0.8x7=5.6
7+5.6=12.6