If two circle touch externally, then the...

If two circle touch externally, then the number of their common tangents will be

A

1

B

2

C

3

D

none of these.

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Knowledge Check

If two circles do not touch each other internally or externally or do not intersect, then the number of their common tangents is :

A

one

B

two

C

three

D

four

Two circles touch each other externally at C and AB is a common tangent to the circles.Then angleACB =

A

`60^@`

B

`45^@`

C

`30^@`

D

`90^@`

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UNITED BOOK HOUSE-Theorems related to Tangent to a Circle-Exercise

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