Angles Within a Circle

Solve for x:

Mathematical Equivalence

ON

What is the measure of arc AB?

• 44

• 22

• 88

• 55

Mathematical Equivalence

ON

Find the m<MLN.

• 39°

• 32°

• 48°

• 34°

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

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

What is the value of x and y?

• x=75°; y=93°

• x=65°;y=104°

• x=75°; y=94°

• x=65°; y=93

Solve for x. 

• 20

• 40

• 85