TANGENTS
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TANGENTS. If a line is tangent to a circle, than the line is perpendicular to the radius drawn to the point of tangency. •. O. h. A. If h tangent to circle than. Created by ﺠﻴﻄ for Mathlabsky.wordpress.com. Created by ﺠﻴﻄ for Mathlabsky.wordpress.com.

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TANGENTS

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Tangents

TANGENTS

If a line is tangent to a circle, than the line is perpendicular to the radius

drawn to the point of tangency

O

h

A

If h tangent to circle than

Created by ﺠﻴﻄ for Mathlabsky.wordpress.com

Created by ﺠﻴﻄ for Mathlabsky.wordpress.com


Tangents

Tangents to a circle from a point are congruent

Secant

A

A

P

O

Tangent

K ●

O

P

O

P

H ●

B

B


Tangents

Common internal tangent

C

B

P

Q

A

C

P

Q


Tangents

Common external tangent

A

AB = CQ

B

C

P

Q

C

Q

P


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