M8L2 – Complementary and Supplementary Angles

M8L2 – Complementary and

Supplementary Angles

Identify complementary and
supplementary angles and use
them to write and solve
equations to find unknown
angle measures

Prior Knowledge

Multiple Choice

An angle that is exactly 90 degrees.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that is more than 90^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that is exactly 180^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that measures 76^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that measures 12^o.

• right
• acute
• obtuse
• straight

Fill in the Blanks

Multiple Choice

Which equation would help you find the value of x?

• 3x=180

• 3x=90

• 3x=20

Multiple Choice

Find the missing angle.  Find x.

• 15^o
• 50^o
• 130^o
• 165^o

Multiple Choice

This slice of pizza at the bottom makes what kind of angle?

• right
• acute
• obtuse
• straight

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 403

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 403

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 404

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 404

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 405

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 405

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Multiple Choice

What is the definition of a complementary angle?

• Two angles that have the same measure

• A straight line that equals 180 degrees

• Two angles that measure 90 degrees

• Two angles that measure 180 degrees

Multiple Choice

Solve for x

• 5
• 90
• 25
• 10

Multiple Choice

Find the missing angle.

• 25

• 15

• 10

• 20

Multiple Choice

Find the missing angle.

• 28

• 32

• 60

• 38

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 406

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 406

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 407

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 407

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 408

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 408

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Multiple Choice

What is the definition of a supplementary angle?

• Two angles that measure 180 degrees

• A right angle

• Two angles that measure 90 degrees

• Two angles that have the same measure

Multiple Choice

What is the measure of the missing angle?

• 76
• 66
• 156
• 154

Multiple Choice

complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither

Multiple Select

Choose all that apply: Which angle measurements below are supplementary to each other?

• 144 and 36

• 36 and 54

• 40 and 50

• 126 and 54

• 21 and 159

Multiple Choice

What is the value of "x"?

• 19
• 20
• 21
• 22

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 409

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 410

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Keywords:

Adjacent لصتم

Angleةيواز

Vertexسأر

Interior يلخاد

Identify ددح

Unknown مولعم ريغ

Congruentقباطتم

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 411

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 411

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 411

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 411

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Title : Complementary and Supplementary Angles

My objective is Identify complementary and supplementary angles and use them to write and solve equations to find

unknown angle measures

TextBook

Page

: 411

Lesson
Map

Daily

Routine

Recap

Starter

Examples

Check

Practice

Self

assessment

Exit Ticket

Open Ended

What do you understand about the lesson?