In the given figure, we can observe that there are different sizes and orientations of triangles. To determine the number of triangles, we need to count them from the figure.
To count the triangles, we can start by counting the smallest triangles. There are 2 small triangles in each of the smaller squares, giving us a total of 8 small triangles.
Next, we can count the medium-sized triangles. Each medium-sized square consists of 4 medium triangles, giving us a total of 16 medium triangles.
Finally, we can count the large triangles. Each large triangle consists of 1 big triangle, giving us a total of 5 large triangles.
Therefore, the total number of triangles in the figure is 8 + 16 + 5 = 29.
Hence, option 4 - 29 is the correct answer.
Alert - correct answer should be 28.
Apologies for the mistake in the previous explanation. To count the large triangles, we should have considered only 4 large triangles instead of 5. Therefore, the correct answer is 28 triangles in the figure.