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

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

  3.   In the figure, points A and B are on circle C and
Write the contra positive of the true conditional.

Conditional 1: If then is a right isosceles triangle.
Conditional 2: If then divides the circle into two equal halves.
   
    A. If is not a right isosceles triangle, then
    B. If then does not divide the circle into two equal halves.
    C. If does not divide the circle into two equal halves, then
    D. If is a right isosceles triangle, then
    Hint

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

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



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