Math Circle Review

Name a minor arc

• BC
• BCD
• AB
• AD

What is the equation of the circle?

• (x+1)² + (y +1)² = 3
• (x+1)² + (y -1)² = 3
• (x+1)² + (y +1)² = 9
• (x-1)² + (y -1)² = 9

What is the m∠U?

• 38⁰
• 19⁰
• 76⁰
• 90⁰

Find a and b.

• a=74⁰
  b=93⁰
• a=93⁰
  b=74⁰
• a=87⁰
  b=106⁰
• a=106⁰
  b=87⁰

What is m∠RST?

• 86°
• 43°
• 172°
• 90°

Find m∠UST.

• 119°
• 163°
• 44°
• 61°

Find the measure of major arc PQ (the question mark).

• 260°
• 100°
• 25°
• 130°

Find the measure of minor arc  AC.

• 76°
• 135.5°
• 70.5°
• 65°

Find the measure of arc AB.

• 17
• 34
• 68
• 146

QS is a tangent to circle P. Find QS.

• 144

• 14

• 12

• 13