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In the given figure, the length of BC is...

In the given figure, the length of `BC` is

A

`7cm`

B

`10cm`

C

`14cm`

D

`15cm`

Text Solution

Verified by Experts

We hav `AF=AE`, `BD=BF`, `CD= CE`. [`:'` tangents from an external point are equal]
`:.CE=AC-AE=AC-AF=(11-4)cm=7cm`
`BD=BF=3cm`, `CD=CE=7cm`
And so , `BC=BD+CD=(3+7)cm=10cm`
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