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Math Puzzle for July 25, 2025

Two intersecting lines are tangent to two circles and form an angle of 74°. The circles have area ratios of 36 to 25. The distance from the point of tangency on the large circle to the point of ...
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Oak Ridge Schools' math specialist selected as NIET National Fellow

The National Institute for Excellence in Teaching (NIET) has named Cherie Tan, fourth grade math teacher and math specialist at Willow Brook Elementary, to its prestigious 2025-2026 NIET Fellows ...