Logical Reasoning

All integers are positive intigers.

• no

• not

_________ factors of are factors of 6

• All

• Some

Tags

CCSS.4.OA.B.4

Which is the converse of:
"If a figure is a circle with radius r, then its circumference in 2(pi)r."

• If a figure has a circumference of 2(pi)r, then its a circle with radius r.
• If a figure doesn't have a circumference, then it's a circle with a radius of r.
• If a figure isn't a circle with radius r, then its circumference isn't 2(pi)r
• If a figure isn't a circle, then it doesn't have a circumference.

Contrapositive of:
If an integer ends with 0, then it's divisible by 2.

• If an integer ends with 2 then it's divisible by 0.
• If an integer doesn't end in 0, then it's not divisible by 2.
• If an integer isn't divisible by 2, then it's doesn't end in 0.
• If an integer is divisible by 2, then it ends with 0.

Inverse of: 
If you win the championship game, then you win the league trophy.

• If you don't win the championship game, then you don't win the league trophy.
• If you win the league trophy, then you win the championship game.
• If you don't win the league trophy, then you don't win the championship game.
• If you don't play the game, you can't win a trophy.

which one is a statement

• square have 4 side

• circle have 3 side

• triangle dont have any side

Premise 1 : All rhombuses are parallelgrams.

Premise 2 : __________________________________

Conclusion : A square is a parallelogram.

• A square not rhombus

• A square is a rhombus

• parallelograms is a square

• Parallelogram is not a square

Tags

CCSS.4.G.A.2

state whether the following statement is true or false.

All polygons have five sides.

• True

• False

state whether the following statement is true or false.

All polygons have five sides.

• True

• False

Which statement is a valid conclusion?
If a student has a temperature of 100 or more, then he/she should stay home from school. 
Jake has a temperature of 101 and Suzi has a temperature of 99.

• Both Jake and Suzi should stay home.
• Both should go see the school nurse.
• Jake should stay home, but Suzi should go to school.
• Suzi should stay home, but Jake should go to school.