Pls answer this

Pls answer this 11. A trausphen.-al of a building contains of air Find 12. Find rnedia:n the follov.tng observations sr. ss. 90.55, 92.33 If ts replaced Sy 99. what uill the new median ? Section 'C' Wesrion numbers 13 to 22 carry 3 marks each. 13. Solve for x : 31+2 1) 14. In the given figure, AD is median. Prove thal ar(AABD) = ar(SACD). c IS. AC and BD are chords of a circle which bisect each other. Prove that (i) AC and BD are diameters (ii) ABCD is a rectangle. 2 — a2)3 16. Simplify . A and on the same side of a line m, AD Im and BE m

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Which one
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15th one
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14 one also pls its urgent
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