Two Triangles: Find the Missing Number (中文)
Two triangles each have numbers at their corners and center. Using the pattern from the first triangle, find the missing number in the second.
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Two triangles each have numbers at their corners and center. Using the pattern from the first triangle, find the missing number in the second.
暂无解答，赶快成为第一个贡献者！
有不同的解题思路？分享您的解析。