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Angles, Triangles, and Quadrilaterals

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  • A Triangle can have two right angles (True or False)
    False
  • Describe the shape.
    four sides, polygon, 1 pair of parallel sides.
  • Classify the quadrilateral
    Parallelogram
  • Can 70° ,70° ,70° be the measure of three angles of a triangle? (True or False)
    False
  • Find missing angle.
    180° - 72° = 108°
  • Classify the quadrilateral
    Rectangle
  • Find the size angle y.
    180° - 125° = 55°
  • Each angle of an acute angled triangle is less than 90°. (True or False)
    True
  • The sides of an equilateral triangle are different in length (True or False)
    False
  • Sum of three angles of a triangle is equal to....
    180 °
  • Find missing angle.
    180° - 15° - 29° = 136°
  • Describe the shape.
    four sides, two pairs of parallel sides , 2 acute angles, polygon.
  • Classify the quadrilateral
    Trapezium or Trapezoid
  • Classify the quadrilateral
    Irregular quadrilateral
  • Describe the shape.
    four sides, four equal sides, two pairs of parallel sides, polygon
  • .A triangle can have two ___________ angles
    equal