Angles Inside and Out a Circle

Mathematical Equivalence

ON

Think about if the angles are equal or if they add up to 180. Solve for x. Plug it in.

Mathematical Equivalence

ON

Find the value of x.

Mathematical Equivalence

ON

The image shows a circle centered at point O. Angle AOB measures 50 degrees. What is the measure of angle ACB? (a)  

• 25 degrees

• 40 degrees

• 50 degrees

• 100 degrees

Solve for x.

Solve for x. 

• 20

• 40

• 85

Solve for x:

Mathematical Equivalence

ON

What is the value of x and y?

• x=75°; y=93°

• x=65°;y=104°

• x=75°; y=94°

• x=65°; y=93

What is x?

• 5

• 23

• 2

• 28

Find the m<MLN.

• 39°

• 32°

• 48°

• 34°