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Worksheets2.1-2.3 Quiz Review
Total questions: 13
Worksheet time: 13mins
(MathXL 2.1.1)
What are the next two terms in the sequence?
3, 14, 25, 36, _ , _
(a)
(MathXL 2.1.15)
Find the pattern for the sequence. Use the pattern to find the next two terms.
AL, AK, AZ, AR, CA
CT, CO
CO, CT
CO, DE
DE, FL
(MathXL 2.1.13)
Lightning travels much faster than thunder, so lightning is seen before thunder is heard. Using inductive reasoning and the graph to the left, if you count 70 s between the lightning and thunder, how far away is the storm?
The storm is _ mi away. (Type a whole number)
5
9
12
14
(MathXL 2.1.46)
Identify the pattern in the sequence of figures. Then use the pattern to find the next figure in the sequence.
(MathXL 2.2.5)
Identify the hypothesis and conclusion of the following conditional.
If a figure is a rectangle, then it has four sides.
Identify the HYPOTHESIS.
A figure is a rectangle.
It does not have four sides.
A figure is not a rectangle.
It has four sides.
(MathXL 2.2.5)
Identify the hypothesis and conclusion of the following conditional.
If a figure is a rectangle, then it has four sides.
Identify the CONCLUSION.
A figure is a rectangle.
It does not have four sides.
A figure is not a rectangle.
It has four sides.
(MathXL 2.2.11)
Write the sentence as a conditional.
A contrapositive statement is equal to a conditional.
Choose the correct answer below.
If is statement is not a contrapositive, then it is not equivalent to a conditional statement.
If is statement is a contrapositive, then it is not equivalent to a conditional statement.
If is statement is equivalent a conditional statement, then it is a contrapositive statement.
If is statement is a contrapositive, then it is equivalent to a conditional statement.
(MathXL 2.2.15)
Write a conditional statement that the Venn Diagram illustrates.
If a person is a hockey player, then the person is an athlete.
If a person is not a hockey player, then the person is not an athlete.
If a person is an athlete, then the person is a hockey player.
If a person is a hockey player, then the person is not an athlete.
Determine if the following conditional is true or false. If it is false, find a counterexample.
If you live in a country that borders the United States, then you live in Canada.
The conditional is false. Canada borders other countries in addition to the United States.
The conditional is false. You can also live in Mexico and still live in a country that borders the United States.
The conditional is false. There are oceans that also border the United States.
The conditional is true.
(MathXL 2.3.19)
Write the two statements that form the biconditional.
A polygon is a triangle if and only if it has exactly 3 sides.
A polygon has exactly 3 sides if and only if it is a triangle.
A polygon is a triangle if and if it has exactly 3 sides.
If a polygon has 3 sides, then it is a triangle.
If a polygon is a triangle, then it has exactly 3 sides.
Test the statement to see if it is reversible. If so, write it as a biconditional.
Two angles that have a sum of 180 degrees are supplementary.
The statements are not reversible.
Two angles have a sum of 180 degrees if the angles are supplementary.
Two angles have a sum of 180 degrees if and only if the angles are supplementary.
(MathXL 2.3.25)
Is the statement a good definition?
A lime is a citrus fruit?
Yes
No; A lime is a citrus fruit but a citrus fruit is also an orange. (not a biconditonal)
(MathXL 2.3.43)
Let statements p, q, r and s be as follows:
Substitute for p, q, r, or s, and write the statement the way you would read it.
p--->s
<A and <B are a linear pair if and only if <A and <B are adjacent and supplementary.
If <A and <B are a linear pair, then <A and <B are adjacent and supplementary angles.
If <A and <B are adjacent and supplementary angles, then <A and <B are a linear pair.
<A and <B are adjacent and supplementary angles if and only if <A and <B are a linear pair.
