The six points marked in this triangle are its three corners, the two points where the inner lines meet the sides, and the crossing point. How many line segments are there between marked points?

Question

Accepted Answer

13. The left side has 2 marked points: 1 segment. The base, the right side and both inner lines have 3 marked points each: 3 segments each, 12. Total 1 + 12 = 13 .

The six points marked in this triangle are its three corners, the two points where the inner lines meet the sides, and the crossing point. How many line segments are there between marked points?

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