Every triangle in the figure has all equal side lengths.

How long are the sides of the small blue triangle?

Keep reading to see a way we can simplify this problem, or jump to the challenge if you want to give it a shot on your own.

Every triangle in the figure has all equal side lengths.

How long are the sides of the small blue triangle?

Keep reading to see a way we can simplify this problem, or jump to the challenge if you want to give it a shot on your own.

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