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Math 5 3rd QT

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  • A polygon with 10 sides has five angles.
    False
  • All regular polygons with the same number of sides are similar.
    False
  • The longest chord is the diameter.
    True
  • A circle has many radii.
    True
  • The only difference between two similar polygons is the size.
    True
  • All congruent polygons are similar.
    True
  • A regular nonagon has nine equal sides and angles with the same measures.
    True
  • If the diameter of a circle is 12 centimeters, the radius is 6 centimeters.
    True
  • A diameter is a chord that passes through the center.
    True
  • A circle is a polygon.
    False
  • A square and rhombus are similar quadrilaterals.
    False
  • The radius is twice the diameter
    False
  • A heptagon has six vertices.
    False
  • A regular octagon with 4 - cm sides is similar to a regular octagon with 6 - cm sides.
    True
  • The diameter is half the radius.
    False