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Geometry 6.1 - 6.3 Review

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    Polygon angle sums, parallelograms
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  • What is the name of a polygon with 10 sides?
    Decagon
  •  5
  • What is the sum of the interior angles in a regular heptagon?
    900 degrees
  •  15
  • What is the sum of the interior angles in a regular octagon?
    1080 degrees
  •  15
  • What is the measure of one interior angle in a regular pentagon?
    108 degrees
  •  20
  • What is the sum of the exterior angles of a 22-gon?
    360 degrees
  •  10
  • What is the measure of one exterior angle on a regular dodecagon?
    30 degrees
  •  15
  • In the parallelogram DEFG, find the value of x.
    x = 8
  •  20
  • In the parallelogram KLMN, find the measure of angle N.
    46 degrees
  •  25
  • In the given parallelogram, solve for x.
    x = 9
  •  20
  • Can you prove the quadrilateral is a parallelogram using the given information? Explain.
    No. Only one pair of opposite angles are congruent.
  •  10
  • In the given parallelogram, find the measure of angle R.
    135 degrees
  •  5
  • Find the length of RP.
    39.6
  •  10
  • Find the measure of the indicated angle.
    63 degrees
  •  20
  • In the given parallelogram, find the measure of angle Y.
    100 degrees
  •  25