14. (15 points) How many triangles are there in the figure?



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14. (15 points) How many triangles are there in the figure?
【Solution】Solution: The number of triangles in the innermost square is: $8+4+4=16$ (triangles), the number of triangles in the middle square is: $8+4+4+4 \times 3=28$ (triangles), the number of triangles in the outer square is: $8+4+4+4 \times 3=28$ (triangles), in total: $16+28+28=72$ (triangles)
Answer: There are 72 triangles in the figure.