Mathematics

9th

grade

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Make Up Assignment #3

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10 questions

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  • 1. Multiple Choice
    5 minutes
    1 pt
    Conditional:  If a triangle is scalene, then it has no congruent sides. 
    Which statement shows the conditional written as a true biconditional?
    A triangle is scalene if and only if it has no congruent sides.
    If a triangle has no congruent sides, then the triangle is scalene.
    If a triangle has some congruent sides, then the tringle is not scalene.
    A triangle is equilateral if and only if it is not scalene.
  • 2. Multiple Choice
    30 seconds
    1 pt

    All triangles are not equilateral.

    Which one is the correct negation for the statement above?

    No triangles are equilateral

    All triangles are equilateral

    it is not the case that all triangles are equilateral

    It is false that all triangles are equilateral

  • 3. Multiple Choice
    30 seconds
    12 pts
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    Which pair of angles is an example of corresponding angles?

     1 and 8\angle1\ and\ \angle8  

     3 and 7\angle3\ and\ \angle7  

     4 and 5\angle4\ and\ \angle5  

     2 and 5\angle2\ and\ \angle5  

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