Circle Components Review

Lines AO and BO are tangent. What is the length of BO?

Mathematical Equivalence

ON

In the figure, PA and PB are the tangents to a circle. PA = 22 and PB = 2x + 8. Find the value of x.

Mathematical Equivalence

ON

Tangent Lines in Circles: What is the value of x?

Mathematical Equivalence

ON

In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. Solve for "?" (the length of the hypotenuse)

Mathematical Equivalence

ON

Assume that the lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x to the nearest tenth.

Mathematical Equivalence

ON

Which is true of a minor arc?

• It forms half a circle.
• It forms a whole circle.
• It measures greater than 180 degrees. 
• It measures less than 180 degrees.

Which is true of a major arc? (a)  

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

What is the part of the circle highlighted in red called? (a)  

• semi-circle arc
• major arc
• minor arc
• sector

What is the part of the circle highlighted in red called? (a)  

• semicircle
• major arc
• minor arc
• sector

What type of arc is arc AEB? (a)  

• Major
• Minor
• Semi-circle
• Noah's