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In the adjoining figure 'O' is the centr...

In the adjoining figure 'O' is the centre of circle. `angleCAO = 25^(@)` and `angleCBO = 35^(@)`. What is the value of `angleAOB` ?

A

`55^@`

B

`110^@`

C

`120^@`

D

data insufficient

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The correct Answer is:
C
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