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Question 5 A student used ruler to measure the length of an object as 6 cm. He then used 3D scanner and found that the true length is v36.2 Calculate the percentage error in the measurement. Give your answer correct to 3 significant figures. | Answer Question 10 Aring made ont of metal needs tobe cut on the shaded area shown. Tha radius of the higger circle is 5 emand that of the smaller circle is2.8 em and the length ofCD is : em. Find the area of the part ofthe ring that is cut. Give your answer correct to significant figures, without units Question 16 sel -X Find the equation of the horizontal asymptote of the graph of the function 2x Enter your answer as: decimal. | Answer Question 17 FEL The diagram shows: cuboid. A 6cm D B C 8cm E H F N G 4cm IfN is the midpoint of FG, find the angle between the line AN and the base EFGII.

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