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A, B and C are three points on a circle ...

A, B and C are three points on a circle such that the angles subtended by the chords AB and AC at the centre O are `80^@` and `120^@`, respectively. The value of `angle BAC` is:
A, B तथा C एक वृत्त पर स्थित तीन ऐसे बिंदु हैं कि जीवाओं AB तथा AC के द्वारा केंद्र पर अंतरित कोण क्रमशः `80^@` तथा `120^@` हैं | कोण BAC का मान क्या है ?

A

`70^@`

B

`80^@`

C

`90^@`

D

`100^@`

Text Solution

Verified by Experts

The correct Answer is:
B
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