Geography World

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• 1. Geometry in the Real World ( New York City ).
• By Caio Alves, 4 thBlock.

2. Point

• Undefined term in geometry, it defines a location that has no size

3. Line (Segment)

• The part of a line consisting of two points and all the points in between

4. Plane

• Flat surface that has no thickness and extends forever

5. Angles

• A figure formed by two rays with a common endpoint

6. Perpendicular Lines

• Lines that intersect at 90 degrees angles.

7. Parallel Lines

• Lines that lie in the same plane, and are the same distance apart over their entire length .

8. Triangle

• A Three Sided Polygon.

9. Right Triangle

• A triangle with one right angle

10. Pentagon

• A five-sided polygon

11. Hexagon

• A Six-Sided Polygon

12. Square

• A quadrilateral with four congruent sides and four right angles

13. Rectangle

• A quadrilateral with four right angles

14. Trapezoid

• A quadrilateral with exactly one pair of parallel sides

15. Parallelogram

• A quadrilateral with two pairs of parallel sides

16. Circle A circle isA line forming a closed loop, every point on which is a fixed distance from a center point. 17. Cylinders A three-dimensional figure with two parallel congruent circular bases and a curved lateral surface that connect the bases 18. Sphere The set of points in space that are a fixed distance from a given point called the center of the sphere 19. Dodecagon

• 12 sided polygon.

20. Arc

• portion of thecircumferenceof a circle

21. Cone

• Three dimensional figure with a circular base and a curved lateral surface that connects the base to a point called the vertex.

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