Can You Guess How Many Triangles Are in This Viral Photo?
Only people with an IQ above 120 can get this question right.
If you're a fan of brain teasers, you'll love the latest one sweeping the Internet.
On Monday, journalist Jitesh Pillaai shared a black-and-white drawing of several triangles hidden within one triangle and asked social media users to identify just how many of them they could find.
The brain teaser stumped a lot of people, even those good at math, given the limitations of depth perception.
Some, like the famous Bollywood actress Sonam Kapoor, said 7.
Others 9.
Indian writer Diana Penty said 18, which is the correct answer.
If you're having a hard time figuring out how to arrive at that number, one Twitter user shared a helpful illustration to help solve the puzzler.
If you figured it out, your geometry teacher would be proud!
For more optical illusions, check out Here's Why This Woman's Mind-Bending Mirror Selfie Is Going Viral.
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