Kategoriarkiv: Facebook questions

Count triangles facebook

When you see the animation, and count the steps. You will quickly realice there is 18 triangles inside the large triangle. The correct answer is 18!

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Green facebook mathematics

From the first line, we know that  equals 10, because 10 + 10 + 10 = 30. From the second line, we know that equals 5, because 10 + 5 + 5 = 20. From the third line, we know that  equals 2, … Læs resten

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