4.2 - Tangent Lines

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not sure

Determine if a tangent line is shown in the picture.

• Yes

• No

• Note Sure

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.

• 11.7

• 10.8

• 13.0

• 14.2

Point O is the center of each circle. Assume the lines that appear to be tangent are tangent. What is the value of the variable?

• 8

• 9

• 15

• 17

Which shows a tangent line?

• 
• 
• 
• 

Line segment AB and AD are both tangent to circle C. Find x.

• 2

• 3

• 4

• 5

Line segment AB and line segment AD are both tangent to circle C. What is the value of x?

• 4.5

• 5

• 5.5

• 6