1. Subtract the larger number from the smaller number
  2. They have the same measure
  3. A=1.7 B=0.4 C=-1.2
  4. 45 degrees
  5. a. <CFD b.<CFD and <DFE c.28 degrees d. <CFE e.<AFE and <BFD f. 34 degrees

e. <BFE and <AFD

  1. the number of congruent sides, the number of right, acute, or obtuse angles
  2. a figure that can be traced without out retracing any points when starting and ending at the same point
  3. the figure intersects itself
  4. it does not have segments for sides
  5. they are classified by their number of sides
  6. rectangles
  7. no, trapezoids can have only 1 pair of parallel sides and parallelograms must have 2 pairs of parallel sides.
  8. Rotation symmetry and reflection symmetry
  9. a. 5/6 b. 0/1 c. ½
  10. a. 1 b. 3 c. 0 d. 2
  11. a. trapezoid and kite b. two pairs of parallel sides c. four right angles d. four congruent sides
  12. n – 2 , where n is the number of sides
  13. all angles are congruent and all sides are congruent
  14. a. rectangle b. rhombus
  15. a. 16 b. 157.5 degrees c. x = 30 degrees y = 15 degrees
  16. X = 44.25
  17. The bases of a right prism are perpendicular to the lateral edges and in an oblique prism they are not perpendicular.
  18. The two faces that are regular, congruent, parallel polygons whose corresponding vertices are connected by parallel lateral edges.
  19. Pyramid
  20. The line connecting the center of the circular bases is perpendicular to the bases in a right circular cylinder and in an oblique circular cylinder they are not perpendicular.
  21. All the faces must be congruent and they must be a regular polygon.
  22. F + V = E + 2
  23. a. neither b. triangular prism c. pentagonal pyramid d. pentagonal prism
  24. a. sphere b. right-rectangular-prism
  25. Bases = equilateral triangles lateral faces = parallelograms
  26. Base = regular hexagon lateral faces = isosceles triangles
  27. Vertices = 22 faces = 11
  28. or
  29. We would want to use because this would allow use to multiply with the number of miles and therefore cancel out mile and leave our result in feet.
  30. Because it allows us to convert to metric units
  31. Miles per hour or dollars per year
  32. 28.2 marlocks
  33. 174.08 tablespoons
  34. 692.3 km
  35. 2 liters per day
  36. 27.8 m/sec.
  37. a= 76 b = 28 c = 50 d = 24 e = 156 f = 26 g = 50
  38. 165 degrees
  39. a. <1 and <2 b. <8 and <5 c. <6 d. <6 and <7 e. <8 f. <2