Properties of Tangent Lines

A point B is 17cm away from the centre O of a circle. AB is the tangent to the circle at A. Given that AB = 15 cm, find the radius of the circle.

• 8 cm

• 9 cm

• 2 cm

• 16 cm

Tags

CCSS.HSG.C.A.2

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

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.

• 16 in

• 8 in

• 11 in

• 6 in

Tags

CCSS.HSG.C.A.2

What is the value of x?

• 22

• 25

• 15

• 20

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CCSS.HSG.C.A.2

Line segment AB is tangent to the circle.

• True

• False

Is line segment AB tangent to the circle?

• Yes

• No

Tags

CCSS.HSG.C.A.2

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

• 20

• 15

• 10

• 5

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CCSS.HSG.C.A.2

Find x.  Assume that segments that appear to be   tangent are tangent. Round to the nearest whole number.

(a)  

Tags

CCSS.HSG.C.A.2

Using the tangent lines, find the value of x.

• 60

• 120

• 30

• 300

Tags

CCSS.HSG.C.A.2

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

• 90

• 309

• 129

• 39

Tags

CCSS.HSG.C.A.2