// Numbas version: exam_results_page_options {"name": "JJH Test Trig", "metadata": {"description": "", "licence": "None specified"}, "duration": 600, "percentPass": "60", "showQuestionGroupNames": false, "showstudentname": true, "question_groups": [{"name": "Group", "pickingStrategy": "all-ordered", "pickQuestions": 1, "questions": [{"name": "Qu 7 - Find angle right angled triangle using Tan", "extensions": [], "custom_part_types": [], "resources": [["question-resources/triangle_AYYLbVm.png", "/srv/numbas/media/question-resources/triangle_AYYLbVm.png"]], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Hale", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/4468/"}], "tags": [], "metadata": {"description": "", "licence": "None specified"}, "statement": "

In the triangle below - if AD = {len_AD} find DC

\n

", "advice": "", "rulesets": {}, "variables": {"len_AD": {"name": "len_AD", "group": "Ungrouped variables", "definition": "random(4 .. 11#1)", "description": "

Length of AD

", "templateType": "randrange"}}, "variablesTest": {"condition": "", "maxRuns": 100}, "ungrouped_variables": ["len_AD"], "variable_groups": [], "functions": {}, "preamble": {"js": "", "css": ""}, "parts": [{"type": "numberentry", "useCustomName": false, "customName": "", "marks": "3", "showCorrectAnswer": true, "showFeedbackIcon": true, "scripts": {}, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "adaptiveMarkingPenalty": 0, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "minValue": "(len_AD * tan(48 * 2 * pi / 360)) / tan(36 * 2 * pi / 360)", "maxValue": "(len_AD * tan(48 * 2 * pi / 360)) / tan(36 * 2 * pi / 360)", "correctAnswerFraction": false, "allowFractions": false, "mustBeReduced": false, "mustBeReducedPC": 0, "precisionType": "sigfig", "precision": "3", "precisionPartialCredit": "65", "precisionMessage": "You have not given your answer to the correct precision.", "strictPrecision": true, "showPrecisionHint": true, "notationStyles": ["plain", "en", "si-en"], "correctAnswerStyle": "plain"}]}, {"name": "Qu 10 - Area of trapezium three equal sides", "extensions": [], "custom_part_types": [], "resources": [["question-resources/TRAP.png", "/srv/numbas/media/question-resources/TRAP.png"]], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "John Hale", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/4468/"}], "tags": [], "metadata": {"description": "", "licence": "None specified"}, "statement": "

Meg is particularly fond of singing the trapezium song. In the shape drawn below, AB = BC = CD = {len_AB} cm. If angle x = {angle_ADC}.

\n

\n

\n

", "advice": "", "rulesets": {}, "variables": {"angle_ADC": {"name": "angle_ADC", "group": "Ungrouped variables", "definition": "random(31 .. 43#1)", "description": "

Size of angle ADC

", "templateType": "randrange"}, "len_AB": {"name": "len_AB", "group": "Ungrouped variables", "definition": "random(4 .. 7#1)", "description": "

Length of AB

", "templateType": "randrange"}, "height": {"name": "height", "group": "Ungrouped variables", "definition": "len_AB * sin(angle_ADC * 2 * pi / 360)", "description": "", "templateType": "anything"}, "triangle_width": {"name": "triangle_width", "group": "Ungrouped variables", "definition": "len_AB * cos(angle_ADC * 2 * pi / 360)", "description": "", "templateType": "anything"}, "Base": {"name": "Base", "group": "Ungrouped variables", "definition": "2 * triangle_width + len_AB", "description": "", "templateType": "anything"}, "Area": {"name": "Area", "group": "Ungrouped variables", "definition": "0.5 * height * (Base + len_AB)", "description": "", "templateType": "anything"}}, "variablesTest": {"condition": "", "maxRuns": 100}, "ungrouped_variables": ["angle_ADC", "len_AB", "height", "triangle_width", "Base", "Area"], "variable_groups": [], "functions": {}, "preamble": {"js": "", "css": ""}, "parts": [{"type": "numberentry", "useCustomName": true, "customName": "i)", "marks": "3", "showCorrectAnswer": true, "showFeedbackIcon": true, "scripts": {}, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "adaptiveMarkingPenalty": 0, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "prompt": "

Find the length of AD

", "minValue": "Base", "maxValue": "Base", "correctAnswerFraction": false, "allowFractions": false, "mustBeReduced": false, "mustBeReducedPC": 0, "precisionType": "sigfig", "precision": "3", "precisionPartialCredit": "65", "precisionMessage": "You have not given your answer to the correct precision.", "strictPrecision": false, "showPrecisionHint": true, "notationStyles": ["plain", "en", "si-en"], "correctAnswerStyle": "plain"}, {"type": "numberentry", "useCustomName": true, "customName": "ii)", "marks": "2", "showCorrectAnswer": true, "showFeedbackIcon": true, "scripts": {}, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "adaptiveMarkingPenalty": 0, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "prompt": "

What is the area of the trapezium?

", "minValue": "Area", "maxValue": "Area", "correctAnswerFraction": false, "allowFractions": false, "mustBeReduced": false, "mustBeReducedPC": 0, "precisionType": "sigfig", "precision": "3", "precisionPartialCredit": "80", "precisionMessage": "You have not given your answer to the correct precision.", "strictPrecision": true, "showPrecisionHint": true, "notationStyles": ["plain", "en", "si-en"], "correctAnswerStyle": "plain"}]}]}], "navigation": {"allowregen": true, "reverse": true, "browse": true, "allowsteps": true, "showfrontpage": true, "showresultspage": "oncompletion", "onleave": {"action": "none", "message": ""}, "preventleave": true, "startpassword": ""}, "timing": {"allowPause": true, "timeout": {"action": "none", "message": ""}, "timedwarning": {"action": "none", "message": ""}}, "feedback": {"showactualmark": true, "showtotalmark": true, "showanswerstate": true, "allowrevealanswer": true, "advicethreshold": 0, "intro": "

Welcome to this test exam created by JJH. This is a first go - but this could be a useful (if incredibly time-consuming) tool...

", "feedbackmessages": []}, "contributors": [{"name": "John Hale", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/4468/"}], "extensions": [], "custom_part_types": [], "resources": [["question-resources/triangle_AYYLbVm.png", "/srv/numbas/media/question-resources/triangle_AYYLbVm.png"], ["question-resources/TRAP.png", "/srv/numbas/media/question-resources/TRAP.png"]]}