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Practice Papers 275, , SECTION ~ II (Short Answer Type Questions/Long Answer Type Questions), , 9. Ifone angle of a parallelogram is 36° less than twice its adjacent angle, then find the angles, of parallelogram., , 10, What is the value of polynomial x° + 8x + k, if— 1 is a zero of the polynomial?, , 11. In the given figure, PORS is a parallelogram. Find the values of x and y., , Bz, , , , wg : }, , If—1 is azero of the polynomial p(x) = ax*~x? +x + 4, then find thé value of a’., ‘The curved surface area ofa right circular cylinder is 4400 cm®. If thé tircumference of the, base is. 110 cm, find the height of the cylinder., , There are 13 girls and 15 boys in a line. If one student ig chosen at random, then find the, probability that he is a boy., , Find the value of &, ifx + k is the factor of the Polynomials:, , Vtke-W+k+S, , 16. I(x) = SE—4e + 5, find ft) + (1) + /(D, , 17. Draw aline segment PQ = 8.4 em,Divide ifinto four equal parts using a ruler and a compass., , , , RB F BR, , , , , , DP __ SEEFION ~ 111 (Competency/Case-based Questions), CASE STUDY-1, Souasstest, , Mr. Malhotra, Maths teacher entered in the class room and asked students whether they have, revised the chapter circles. Students replied that they are ready for blackboard test. Mr. Malhotra, drew a figure on blackboard and asked few questions, , 4, Re, , XQ