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Geometry-langley
Question | Answer |
---|---|
what is an obtuse angle? | An angle greater than 90 degrees. |
What is a right angle? | An angle of exactly 90 degrees. |
What is an acute angle? | An angle less than 90 degrees. |
What is a straight angle? | An angle of exactly 180 degrees. |
What is a line? | A line is a straight path of points that goes on forever in two directions. |
What is a plane? | A plane is an endless flat surface. |
What are perpendicular lines? | Perpendicular lines are intersecting lines that form square corners. |
What is a ray? | A ray is part of a line. |