Count Triangles Mind Boggling Brain Teaser

Can you count number of triangles in this picture puzzle?

Can you count the total number of triangles in this Picture Puzzle?

Answer is as below. Please do give a try before looking at the answer.

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

......

.....

....

......

11

Can you find the mistake? (Picture Puzzles for Teens with answers)