Angles and Tangents Of Circles

A tangent line intersects the circle ...

• in exactly two points

• in exactly one point

• through the center

• with the diameter

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Which shows a tangent line?

• 
• 
• 
• 

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

If a line is tangent to a circle, then it is ________ to the radius drawn to the point of tangency.

• parallel

• adjacent

• supplementary

• perpendicular

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Using the tangent lines, find the value of x.

• 60

• 120

• 30

• 300

Tags

CCSS.HSG.C.A.2

Using lines tangent to the circle, find the value of x.

• 57

• 137

• 47

• 257

Tags

CCSS.HSG.C.A.2

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not sure

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Determine if a tangent line is shown in the picture.

• Yes

• No

• Note Sure

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

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

Tags

CCSS.HSG.C.A.2

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.

• 4.1

• 5.8

• 4.7

• 3.6

Tags

CCSS.HSG.C.A.2