Bi-conditional

If you are a teenager what age can you be?

select all that apply

• 10

• 14

• 16

• 20

• 17

Determine which conditional statements are true.

select two correct answers

• If you are not a teenager, then you are not 13 years old.

• If you are a teenager, then you are 13 years old.

• If you are 13 years old, then you are a teenager.

• If you are not 13 years old, then you are not a teenager.

• If you are not a teenager, then you are 13 years old.

An angle bisector cuts an angle in ​ (a)   .

Both halves of the angle will be ​ (b)  

• half
• congruent
• three
• different
• opposite

The word congruent means the _____

Identify the key word that corresponds to each vocab.

• flips and not

• inverse

• flips

• conditional

• If -- then

• bi-conditional

• not

• contrapositive

• if and only if

• converse

If ray XO bisects angle AOC, then angles AOX and COX are congruent.

Is the following conditional statement true or false?

• true

• false

If ray ZR bisects angle ARC, then angles ARX and CRX are congruent.

The converse of this statement is ​ ​ (a)   (true or false).

• false
• true

Reorder the following as 1. converse > 2. inverse > 3. contrapositive > 4. biconditional

given the following conditional statement.

If three points are on the same line, then they are collinear.

• If they are collinear, then the three points are on the same line.

• If the three points are not on the same line, then they are not collinear.

• If they are not collinear, then the three points are not on the same line.

• Three points are on the same line if and only if they are collinear.

Write the biconditional statement given the following.

If I wear pink it is Wednesday.

• I will wear pink if and only if it is Wednesday.

• If it is Wednesday, then I will wear pink.

• If I wear pink, then it is Wednesday.

• It's Wednesday if and only if I wear pink.

Identify the points that are collinear.