Geometry

4. a set of equipment reducing the high voltage of electrical power transmission to that suitable for supply to consumers.
5. a quadrilateral plane figure having two parallel and two nonparallel sides
10. a parallelogram having four right angles
11. a quadrilateral having both pairs of opposite sides parallel to each other
12. an angle less than 90 degrees but greater than 0 degrees
13. an equilateral parallelogram having oblique angles
16. a polygon having six sides and six angles
17. a straight line extending from the center of a circle or sphere to the circumference or surface
19. an angle greater than 90 degrees but less than 180 degrees
22. a position in space
23. the part of a straight line considered as originating at a point on the line and as extending in one direction from that point

1. a polygon having eight angles and eight sides
2. a triangle with one internal angle equal to 90 degrees
3. a polygon with four sides
6. being the same in quantity, size, degree, or value.
7. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end
8. one part of a line
9. the intersection point of two sides of a plane figure
14. angle A angle that is straight
15. a polygon with 5 sides and 5 angles
18. the line segment between two points on a given curve
20. a rectangle having all four sides of equal length
21. a continuous extent of length