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OR, , In the given figure, a circle is inscribed in the quadrilateral ABCD. Given AB=6cm,, BC=7cm and CD=4cm. Find AD., , , , Section-B, , , , ‘An AP 5, 8, 11...has 40 terms. Find the last term. Also find the sum of the last 10, terms,, , , , ‘A tree is broken due to the storm in such a way that the top of the tree touches the, ground and makes an angle of 30° with the ground. Length of the broken upper part, of the tree is 8 meters. Find the height of the tree before it was broken., , OR, Two poles of equal height are standing opposite each other on either side of the, road 80m wide. From a point between them on the road the angles of elevation of, , the top of the two poles are respectively 60° and 30°. Find the distance of the point, from the two poles., , , , PA and PB are the tangents drawn to a circle with centre O. If PA= 6 cm and, 4 APB=60°, then find the length of the chord AB., , >, , , , ‘The sum of the squares of three positive numbers that are consecutive multiples of, 5 is 725. Find the three numbers., , , , Section-C, , , , , , ih, , Construct two concentric circles of radii 3cm and 7em. Draw two tangents to the, smaller circle from a point P which lies on the bigger circle., , oR, Draw a pair of tangents to a circle of radius 6cm which are inclined to each other at, , , , , , an angle of 60°. Also find the length of the tangent.