plzz answer guyss ..fast
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As it is a right triangle, by pythagoras
CB square = 5 square-3square
- 25-9
=16
CB=4
since point C is centre of chord..
AB will be 8 cm
CB square = 5 square-3square
- 25-9
=16
CB=4
since point C is centre of chord..
AB will be 8 cm
Answered by
1
As perpendicular drawn from center to chord bisects the chord
So AC= CB
In OCB
CB= √ OB^2 - OC^2
√5^2 -3^2
√25 -9
√16
4 = CB
As AB = AC + CB
and AC = CB
So AB = 2CB
= 2( 4)
= 8 cm
Thanks
So AC= CB
In OCB
CB= √ OB^2 - OC^2
√5^2 -3^2
√25 -9
√16
4 = CB
As AB = AC + CB
and AC = CB
So AB = 2CB
= 2( 4)
= 8 cm
Thanks
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