Triangle with one 90-degree Angle
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|NASA Lewis Learning Technologies Project|
|A triangle with one 90 degree angle is always: an equilateral triangle; an acute triangle; an obtuse triangle; or, a right triangle? A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test.|
|Levels:||Elementary, Middle School (6-8), High School (9-12)|
|Resource Types:||Problems/Puzzles, Web Interactive/Java|
|Math Topics:||Triangles and Other Polygons|
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