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2-2 Logic Check - HRW

Authored by Monica McWhorter

Mathematics

9th - 11th Grade

Used 1+ times

2-2 Logic Check - HRW
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the following statements to write a compound statement for each conjunction or disjunction. Then find its truth value.

p: 12 + (–4) = 8

q: A right angle measures 90 degrees.

r : A triangle has four sides.

p and r

12+(-4) =8 and a triangle has 4 sides.

The compound statement is false.

The compound statement is true.

Can't tell what this means.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the following statements to write a compound statement for each conjunction or disjunction. Then find its truth value.

p: 12 + (–4) = 8

q: A right angle measures 90 degrees.

r : A triangle has four sides.

q or r

A right angle measures 90 degrees or a triangle has 4 sides.

The compound statement is false.

The compound statement is true.

Can't tell what this means.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the following statements to write a compound statement for each conjunction or disjunction. Then find its truth value.

p: 12 + (–4) = 8

q: A right angle measures 90 degrees.

r : A triangle has four sides.

~p or r

12 + (–4) ≠ 8 or a triangle has 4 sides.

The compound statement is false.

The compound statement is true.

Can't tell what this means.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the following statements to write a compound statement for each conjunction or disjunction. Then find its truth value.

p: 12 + (–4) = 8

q: A right angle measures 90 degrees.

r : A triangle has four sides.

q and ~r

A right angle measures 90 degrees and a triangle doesn't have 4 sides.

The compound statement is false.

The compound statement is true.

Can't tell what this means.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the following statements to write a compound statement for each conjunction or disjunction. Then find its truth value.

p: 12 + (–4) = 8

q: A right angle measures 90 degrees.

r : A triangle has four sides.

~p or ~q

12 + (–4) ≠ 8 or a right angle doesn't measure 90 degrees.

The compound statement is false.

The compound statement is true.

Can't tell what this means.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider two statements a and b. Given that statement a is true, which of the following statements must also be true?

a or b

a and b

~a

~b

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