eiven igure, a cincle teuches at dher tet of a cuadrilateral ABCD whoetadius etd theACcircumscribes a circle Prove thatoänt of contact P bisects the base BCin the given figure, O is the centre ofwo concentric circles of radii 4 cmand 6 cm respectively. PA and PB areungents to the outer and inner circlenspectively. If PA -10 cm, find thekngth of PB up to one place of decimal.it h the given figure, a triangle ABCs drawn to circumscribe a circle ofadius 3 cm such that the segments80 and DC into which BC is divided5by the point of contact D, arlengths 6 cm and 9 cm respectively. Ifthe area of AABC 54 cm then findthe lengths of sides AB and ACl AQ is a chord of length 48 cm of adsde of radius 3 cm. The tangents at Pnd Q intersect at a point T as shownin the figure. Find the length of TPICBSE 2013c)& Prove that theline segment joining the points of contact of two paralielICBsE 2014joiningof a cirele, passes through its centre.

eiven igure, a cincle teuches at dher tet of a cuadrilateral ABCD whoe

1.	eiven igure, a cincle teuches at dher tet of a cuadrilateral ABCD whoetadius etd theACcircumscribes a circle Prove thatoänt of contact P bisects the base BCin the given figure, O is the centre ofwo concentric circles of radii 4 cmand 6 cm respectively. PA and PB areungents to the outer and inner circlenspectively. If PA -10 cm, find thekngth of PB up to one place of decimal.it h the given figure, a triangle ABCs drawn to circumscribe a circle ofadius 3 cm such that the segments80 and DC into which BC is divided5by the point of contact D, arlengths 6 cm and 9 cm respectively. Ifthe area of AABC 54 cm then findthe lengths of sides AB and ACl AQ is a chord of length 48 cm of adsde of radius 3 cm. The tangents at Pnd Q intersect at a point T as shownin the figure. Find the length of TPICBSE 2013c)& Prove that theline segment joining the points of contact of two paralielICBsE 2014joiningof a cirele, passes through its centre.
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