Chords and Tangents

A tangent line of a circle is...

• It's diameter

• It's radius

• It's circumference

• A line that touches the circle only once

Find x.  Assume that segments that appear to be   tangent are tangent.

• 2

• 11

• 7.6

• 9

Tags

CCSS.HSG.C.A.2

Find x

• 10

• 5

• 18

• 9

Tags

CCSS.HSG.C.A.2

In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. How long is segment OA?

• -15

• 6

• 15

• 14

Tags

CCSS.HSG.C.A.2

Solve for x.

• 25

• 30.25

• 7

• 38

What is the value of DC? (to the nearest hundredth) 

• 9.43

• 4.43

• √89

• 9

Tags

CCSS.HSG.C.A.2

Find the value of x. 14 and 18 represent the entire length of the chords

• √512

• √32

• i√32

• √128

Tags

CCSS.HSG.C.A.2

Is line AB tangent to the circle at Point A?

• YES

• NO

• Can't Tell

Find the value of x.

• 10

• 11

• 12

• 13

Tags

CCSS.HSG.C.A.2

Find the value of x.

• 9.8

• 6.3

• 12.6

• 4.9

Tags

CCSS.HSG.C.A.2