Notes 10/3

Get out your Unit 3 Notes Packet!

​RECAP

Multiple Select

If parallel lines are cut by a transversal which angles pairs will be congruent?

• Alt Ext

• Alt Int

• SSI

• SSE

• Corr

Multiple Select

If parallel lines are cut by a transversal which angles pairs will be supplementary?

• Alt Ext

• Alt Int

• SSI

• SSE

• Corr

Multiple Select

Which angles equal 62 degrees?

• angle 1

• angle 2

• angle 3

• angle 7

• angle 5

Multiple Select

Which angles equal 118 degrees?

• angle 1

• angle 4

• angle 3

• angle 8

• angle 5

​Take a minute and try to complete this example.
You will check your work on the next slides.

Multiple Choice

What is the Geometric Set up for this problem?

• $$m\angle1+m\angle8=\ 180$$

• $$m\angle1=m\angle8$$

• $$m\angle7+m\angle8=180$$

Multiple Choice

What is the reason for this $$m\angle1=m\angle8$$ set-up?

• If ll then alt ext angles congruent

• If ll then alt int angles congruent

• If ll then SSI angles congruent

Multiple Choice

What does x = ?

• x=10

• x= 170/11

• x=2.1

Multiple Choice

What is the measure of angle 7?

• 60 degrees

• 120 degrees

• 180 degrees

​Try solving this one on your own. Check your answers on the next slides.

Multiple Choice

What is the Geometric Set up for this problem?

• $$m\angle11+m\angle13=\ 180$$

• $$m\angle13=m\angle12$$

• $$m\angle11=m\angle13$$

Multiple Choice

What is the reason for this $$m\angle11+m\angle13=180$$ set-up?

• If ll then alt ext angles supplementary

• If ll then alt int angles supplementary

• If ll then SSI angles supplementary

• If ll then SSE angles supplementary

Multiple Choice

What does x = ?

• x=9

• x= 23/7

• x=2.1

Multiple Choice

What is the measure of angle 12?

• 70 degree

• 9 degrees

• 110 degrees

Multiple Choice

If two lines are cut by a transversal, then alternate exterior angles are congruent.

• Always

• Sometimes

• Never

Multiple Choice

If two line are cut by a transversal, then same side interior angles are supplementary.

• Always

• Sometimes

• Never

Multiple Choice

If two parallel lines are cut by a transversal, then alternate interior angles are congruent.

• Always

• Sometimes

• Never

Multiple Choice

If two parallel lines are cut by a transversal, then same side exterior angles are congruent.

• Always

• Sometimes

• Never

Multiple Choice

If two parallel lines are cut by a transversal, then corresponding angles are congruent.

• Always

• Sometimes

• Never

Multiple Choice

Vertical Angles are congruent.

• Always

• Sometimes

• Never

Multiple Choice

Linear pairs are congruent.

• Always

• Sometimes

• Never

Complete WS # 2 ALL

​EXAMPLE 4

Match

Match the following

• $$\angle2\cong\angle6$$

• $$m\angle3=m\angle4$$

• $$m\angle7+m\angle3=180$$

• $$\angle1\cong\angle5$$

yes, if alt int congruent then ll

no linear pairs are supplementary

No, if alt int congruent then ll

yes, if alt ext congruent then ll

• yes, if alt int congruent then ll

• no linear pairs are supplementary

• No, if alt int congruent then ll

• yes, if alt ext congruent then ll

Drag and Drop

Ex. 1​

Placeholder

Ex. 2 ​

Placeholder

Ex. 3 ​

Placeholder

Ex. 4 ​

Placeholder

Drag these tiles and drop them in the correct blank above

Yes

No

maybe

kinda

Definitely maybe not

​Example 5

Fill in the Blanks

Fill in the Blanks

Complete WS #3 ALL!