Circles: Tangent Properties

What is the value of x?

• 22
• 25
• 15
• 20

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

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

CCSS.HSG.C.A.4

CCSS.HSG.SRT.C.8

Find the value of X

• 3

• 16

• 8

• 12

Tags

CCSS.8.EE.C.7

Find the length of LK

• 24

• 20.25

• 17.5

• 12.32

Tags

CCSS.HSG.C.A.2

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Find the value of X

• 8.5

• 3.6

• 7.2

• 9.2

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.G.B.5

Find the perimeter

• 39.5

• 32.8

• 56.3

• 79.2

Tags

CCSS.HSG.MG.A.1

Prove BA is a tangent line by proving it is a right angle

• Yes

• No

Tags

CCSS.HSG.C.A.2

Find the perimeter

• 54.4

• 63

• 71

• 82.4

Tags

CCSS.HSG.GPE.B.7

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

Tags

CCSS.HSG.CO.A.1

Which shows a tangent line?

• 
• 
• 
• 

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4