Open Middle®
Directions: Using the digits 0 through 9 at most one time, fill in the boxes to make the sum of the interior angles of a triangle. Source: Ashley Henderson
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Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.