Extra Practice #2 on Circles!! (Honors)

Write the equation of a circle with center (7, 0) with radius 3.

• (x - 7)² + y² = 9

• (x + 7)² + y² = 3

• (x - 7)² + y² = 3

• (x + 7)²+ y² = 9

• (6, 0)

• (-3, 4)

• (4, -3)

• (3, 4)

• A
• B
• C
• D

Find a and b.

• a=74 degrees
  b=93 degrees
• a=93 degrees
  b=74 degrees
• a=87 degrees
  b=106 degrees
• a=106 degrees
  b=87 degrees

Find the measure of arc AB.

• 17
• 34
• 68
• 146

Is line AB tangent to the circle?

• YES
• NO
  NO
• Can't Tell
  Can't Tell

What is the measure of angle 2?

• 80
• 45
• 125
• 40

solve for the value of x

• 223⁰

• 68.5⁰

• 111.5⁰

• 248.5⁰