1.   If-then statements are also called ______________.
    A. conclusions B. hypotheses
    C. conditionals D. reasons
    Hint

  2.   Determine the converse of the following if-then statement.
If the flowers are yellow, then they are daffodils.
    A. If the flowers are daffodils, then they are yellow.
    B. If the flowers are not yellow, then they are not daffodils.
    C. The flowers are not daffodils.
    D. The flowers are not yellow.
    Hint

  3.   In order to find the contrapositive of a conditional, you must first find the _____ and then find the _____ of each part.
    A. hypothesis, converse B. inverse, negation
    C. converse, negation D. converse, inverse
    Hint

  4.   What is a valid conclusion to the following hypothesis?
If there are two points...
    A. There are two lines containing both points.
    B. There are an infinite number of lines containing both points.
    C. There are no lines containing both points.
    D. There is one line containing both points.
    Hint

  5.   Write the contrapositive of the statement a right angle measures 90 degrees.
    A. If an angle is not a right angle, then its measure is not 90 degrees.
    B. If an angle is a right angle, then it measures 90 degrees.
    C. If an angle measures 90 degrees, then it is a right angle.
    D. If an angle does not measure 90 degrees, then it is not a right angle.
    Hint



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