AB is a diameter of a circle with centre O, AH and BK are perpendiculars from A and B to the tangent at a point P on the circle, 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 .

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 with centre O and AT is a tangent. If /_AOT=58° , find /_ATB.

AB is a diameter of a circle with centre O and AT is a tangent. If /_AOQ = 66° , find /_ATB .

AB is a chord of a circle with centre O, AC is a diameter and AT is the tangent at A as shown in the figure. Prove that angleBAT=angleACB .

AB is the diameter of a circle with centre O. A line PQ touches the given circle at point R and cuts the tangents to the circle through A and B at points P and Q respectively. Prove that /_POQ=90^(@)

AB is a diameter of a circle with centre O and radius OD is perpendicular to AB .If C is any point on arc DB, find /_BAD and /_ACD

If AB is chord of a circle with centre O, AOC is a diameter and AT is the tangent at A as shown in figure. Prove that angleBAT=angleACB.