University of Cambridge and Answer free essay sample

For Examiners Use This document consists of 12 printed pages. IB07 06_0580_02/6RP Â © UCLES 2007 [Turn over 2 1 For Examiners Use For the diagram above write down (a) the order of rotational symmetry, Answer(a) (b) the number of lines of symmetry. Answer(b) 2 (a) Use your calculator to work out 1 ? (tan 40o )2 . 2(tan 40o ) [1] [1] Answer(a) (b) Write your answer to part (a) in standard form. Answer(b) 3 Xsara throws a ball three times at a target. Each time she throws the ball, the probability that she hits the target is 0. 2. Calculate the probability that she does not hit the target in any of the three throws. Kalid’s brother invests his money in this bank. At the end of 3 years, how much more money will he have than Kalid? [2] Answer(b)$ Question 23 is on the next page. [3] Â © UCLES 2007 0580/02/J/07 [Turn over 12 23 For Examiners Use NOT TO SCALE A 12 cm B The largest possible circle is drawn inside a semicircle, as shown in the diagram. We will write a custom essay sample on University of Cambridge and Answer or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page The distance AB is 12 centimetres. (a) Find the shaded area. Answer(a) (b) Find the perimeter of the shaded area. cm2 [4] Answer(b) cm [2] Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. University of Cambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. Â © UCLES 2007 0580/02/J/07