Aa = Sin Bb = Sin Cc a2= b2+ c2-2bc cosA and the two triangles that are going to be used; For the first calculations‚ r=1 and OP =2. By finding the ∠O in one triangle‚ I have found the ∠O in both triangles‚ allowing me a complete ration to perform the sine law. Side Note: All Final Answers are rounded to 3 Significant Figures. For the first calculations‚ r=1 and OP =2. By finding the ∠O in one triangle‚ I have found the ∠O in both triangles‚ allowing me a complete ration to perform the
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M13/5/MATME/SP1/ENG/TZ1/XX 22137303 mathematics STANDARD level Paper 1 Candidate session number 0 0 Thursday 9 May 2013 (afternoon) Examination code 2 1 hour 30 minutes 2 1 3 – 7 3 0 3 instructions to candidates Write your session number in the boxes above. not open this examination paper until instructed to do so. Do You are not permitted access to any calculator for this paper. Section A: answer all questions in the boxes provided.
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Medal Heights INTRODUC TI ON W h a t is t h e p u r p ose of t h is d oc u m e n t ? This document contains new tasks for the portfolio in mathematics SL. These tasks have been produced by the IB‚ for teachers to use in the examination sessions in 2012 and 2013. It should be noted that most tasks previously produced and published by the IB will no longer be valid for assessment after the November 2010 examination session. These include all the tasks in any teacher support material (TSM)‚ and
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enthalpy can be measured. 1. When some solid barium hydroxide and solid ammonium thiosulfate were reacted together‚ the temperature of the surroundings was observed to decrease from 15 ºC to – 4 ºC. What can be deduced from this observation? A. The reaction is exothermic and ∆H is negative. B. The reaction is exothermic and ∆H is positive. C. The reaction is endothermic and ∆H is negative. D. The reaction is endothermic and ∆H is positive. (Total 1 mark) 5.1.2
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Cindy Hwang IB Math 11 SL 1-3 IB Math Portfolio Gold medal heights Aim: The aim of this task is to consider the winning height for the men’s high jump in the Olympic Games. Introduction: The Olympic Games which are held in every four years have an event called Men’s High Jump and usually an athlete tries to jump over a bar which is set up in a certain range from1 meter to 3 meters. The table 1 shows the record of the gold medalists during the Olympic Games held during 1932 to 1980. Note:
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IB Math SL Portfolio Body Mass Index (Type II) AmyXu April 11th/2012 In this portfolio‚ there will be investigations on the topic of the relationship between females of different ages and their body mass index (BMI-a measure of one’s body fat). Body mess index is calculated by taking one’s weight (kg) and dividing by the square of one’s height. ___________________________________________________________________________ While growing up‚ the
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AP/IB Biology Lab Assessment The effect of various fruit and vegetable cell membranes on their water potential Independent variable: Type of fruit or vegetable. (Produce used: Russet potatoes‚ Pascal celery‚ Gala apple‚ Navel orange‚ and Imperator carrot). The fruit or vegetable will be placed in six 56.7 gram cups‚ ranging with sucrose molarities of 0 (distilled water)‚ 0.2‚ 0.4‚ 0.6‚ 0.8‚ 1.0‚ with 5 trials‚ leading to 30 cups for each produce variable. Dependent variable: The water potential
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v %. FORM TP 2011092 TEST CODE OI234O2O MAY/JUNE 2011 CARIBBEAN EXAMINATIONS COUNCIL SECONDARY EDUCATION CERTIFICATE EXAMINATION MATHEMATICS Paper 02 - General Proficiency 2 hours 40 minutes 18 MAY 2011 (a.m.) INSTRUCTIONS TO CANDIDATES 1. This paper consists of TWO sections. 2. There are EIGHT questions in Section I and THREE questions in Section II. 3. Answer ALL questions in Section I‚ and any TWO questions from Section II. 4. Write
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Determining the Enthalpy of Combustion of a Wood Chip IB Chemistry 12 September 18‚ 2014 Ryan Ingham Table 1: Raw data collected from the temperature probe and scale for the water‚ the aluminum can and the wood chip. (Quantitative) Quantity Initial Temperature (±0.1K) Final Temperature (±0.1K) Aluminum Can 46.29g (±0.01g) 296.5 314.7 Water 250g (±0.1g) 296.5 314.7 Wood Chip Before: 4.64g(±0.01g) After: 3.29g (±0.01g) NA
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M11/5/MATME/SP1/ENG/TZ1/XX 22117303 mathematics STANDARD level Paper 1 Candidate session number 0 0 Wednesday 4 May 2011 (afternoon) Examination code 2 1 hour 30 minutes 2 1 1 – 7 3 0 3 instructions to candidates Write your session number in the boxes above. not open this examination paper until instructed to do so. Do You are not permitted access to any calculator for this paper. Section A: answer all questions in the boxes provided.
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