`A B` is a diameter of a circle. `P` is a point on the semi-circle `A P BdotA Ha n dB K` are perpendiculars from `Aa n dB` respectively to the tangent at `Pdot` Prove that `A H+B K=A Bdot`

AB is a diameter of a circle.P is a point on the semi-circle APBAHandBK are perpendiculars from Aand B respectively to the tangent at P. Prove that AH+BK=AB

AB is a diameter of circle. P is a point on the semicircle APB. AH and BK are perpendiculars from A and B respectively to the tangents at P. Prove that AH+BK=AB .

AB is a diameter of a circle.AH and BK are perpendiculars from A and B respectively to the tangent at P Prove that AH+BK=AB .

AB is a diameter of a circle. AH and BK are perpendiculars from A and B respectively to the tangent at P Prove that AH + BK = AB .

If Aa n dB are any two non-empty sets, then prove that: AxxB=BxxA A=Bdot

Seg AB is a diameter of a circle with centre P. Seg AC is a chord. A secant through P and parallel to seg AC intersects the tangent drawn at C in D. Prove that line DB is a tangent to the circle.

PA and PB are tangents from P to the circle with centre Odot At point M , a tangent is drawn cutting P A at K and P B at Ndot Prove that K N=A K+B Ndot

A Ca n dB D are chords of a circle that bisect each other. Prove that: A Ca n dB D are diameters ABCD is a rectangle.

Two tangents P Aa n dP B are drawn from an external point P to a circle with centre Odot Prove that A O B P is a cyclic quadrilateral.

Two tangents P Aa n dP B are drawn from an external point P to a circle with centre Odot Prove that A O B P is a cyclic quadrilateral.