In Figure, `O A` and `O B` ar respectively perpendiculars to chords `C D` and `E F` of a circle whose centre is `Odot` If `O A=O B` , prove that `C E=D Fdot`

In Figure, O A and O B ar respectively perpendiculars to chords C D and E F of a circle whose centre is O . If O A=O B , prove that C E=D F .

In Figure,OA and OB ar respectively perpendiculars to chords CD and EF of a circle whose centre is O. If OA=OB, prove that CE=DF.

In the figure, O D is perpendicular to the chord A B of a circle whose centre is Odot If B C is a diameter, show that C A=2O Ddot

In the figure, O D is perpendicular to the chord A B of a circle whose centre is Odot If B C is a diameter, show that C A=2O Ddot

In the Figure, O D is perpendicular to the chord A B of a circle whose centre is O . If B C is a diameter, show that C A=2 OD .

In Figure, A B\ a n d\ A C are two equal chords of a circle whose centre is O . If O D\ _|_A B\ a n d\ O E\ _|_A C , prove that /_\A D E is an isosceles triangle.

If O is the circumcentre of a A B C and O D_|_B C , prove that /_B O D=/_adot

If O is the circumcentre of a A B C and O D_|_B C , prove that /_B O D=/_Adot

If O is the circumcentre of a A B C and O D_|_B C , prove that /_B O D=/_Adot

In Figure, B C is a tangent to the circle with centre OdotO E bisects A Pdot Prove that A E O ~ A B Cdot