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Understanding Basic Geometry: Lines, Angles, and Shapes Explained

Dive into the fundamentals of geometry with our comprehensive guide on lines, angles, and shapes. Explore key concepts such as rays, line segments, acute and obtuse angles, and types of triangles. Learn how to identify parallel and perpendicular lines and understand the properties of shapes like hexagons, parallelograms, and trapezoids. This resource is perfect for students seeking clarity in their geometry studies, providing clear definitions and diagrams for visual understanding. Enhance your knowledge and confidence in geometry today!

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Understanding Basic Geometry: Lines, Angles, and Shapes Explained

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  1. What’s My Line? Picture This Three Sides to Everything What’s the Angle? Hodge Podge 1 pt 1 pt 1 pt 1 pt 1 pt 2 pt 2 pt 2 pt 2 pt 2 pt 3 pt 3 pt 3 pt 3 pt 3 pt 4 pt 4 pt 4 pt 4 pt 4 pt 5 pt 5 pt 5 pt 5 pt 5 pt

  2. Part of a line that has one endpoint and goes on forever in one direction

  3. What is a ray?

  4. What two rays form when they have the same endpoint

  5. What is an angle?

  6. An angle greater than a right angle

  7. What is an obtuse angle?

  8. An angle formed by the hands of a clock at 3:30

  9. What is an acute angle?

  10. Acute angles shown in this diagram C D A E B

  11. What are angle CBD and angle DBE ?

  12. It lies in a straight path in a plane with no end

  13. What is a line?

  14. A part of a line between two endpoints

  15. What is a line segment?

  16. Lines that never cross each other

  17. What are parallel lines?

  18. Lines that intersect to form four right angles

  19. What are perpendicular lines?

  20. This identifies a location on in space

  21. What is a point?

  22. What is an isosceles triangle?

  23. What is a hexagon?

  24. What is a parallelogram?

  25. What is a trapezoid?

  26. What is a closed figure?

  27. What is a right triangle?

  28. What is a scalene or obtuse triangle?

  29. What is an acute or isosceles triangle?

  30. 8” 8” 8”

  31. What is an equilateral triangle?

  32. The total number of degrees in the 3 angles of a triangle

  33. What is 180?

  34. The unit used to measure an angle

  35. What is a degree?

  36. The tool used for measuring the size of an angle

  37. What is a protractor?

  38. What are intersecting lines?

  39. E A B G C F D The line segment parallel to BD?

  40. What is AC?

  41. E A B G C F D A line segment that does not intersect EF?

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