// Numbas version: finer_feedback_settings
{"name": "Aiping's copy of Geometry. Right-angled triangle II. Version 6", "extensions": [], "custom_part_types": [], "resources": [["question-resources/triangle_6nKlln9.png", "/srv/numbas/media/question-resources/triangle_6nKlln9.png"], ["question-resources/triangle_2.png", "/srv/numbas/media/question-resources/triangle_2.png"]], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"preamble": {"css": "", "js": ""}, "functions": {}, "statement": "<p style=\"text-align: left;\"><img src=\"resources/question-resources/triangle_6nKlln9.png\"/>This is a calculator question.&nbsp;You will need to use Pythagorus Theorem and SOH CAH TOA. Google these if you need a recap.</p>\n<p style=\"text-align: center;\"></p>", "variables": {"c": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "name": "c", "definition": "random(20..45)"}, "b": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "name": "b", "definition": "siground(sqrt(a^2-c^2),3)\n"}, "a": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "name": "a", "definition": "round(1.4*c)-random(3..6)"}, "y": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "name": "y", "definition": "90-x"}, "x": {"description": "", "group": "Ungrouped variables", "templateType": "anything", "name": "x", "definition": "siground(arccos(c/a)/pi*180,3)"}}, "name": "Aiping's copy of Geometry. Right-angled triangle II. Version 6", "rulesets": {}, "tags": [], "parts": [{"prompt": "<p>$a=\\var{a}$ and $c = \\var{c}$. Calculate the other quantities.</p>\n<p>$x = $ [[0]]</p>\n<p>$y =$ [[1]]</p>\n<p>$b = $ [[2]]</p>\n<p></p>\n<p>Give your angles in degrees and give all answers to 3 s.f.</p>", "sortAnswers": false, "useCustomName": false, "gaps": [{"mustBeReduced": false, "minValue": "{x}", "useCustomName": false, "correctAnswerStyle": "plain", "maxValue": "{x}", "mustBeReducedPC": 0, "unitTests": [], "correctAnswerFraction": false, "notationStyles": ["plain", "en", "si-en"], "scripts": {}, "marks": 1, "showFeedbackIcon": true, "variableReplacements": [], "showFractionHint": true, "type": "numberentry", "allowFractions": false, "variableReplacementStrategy": "originalfirst", "customMarkingAlgorithm": "", "customName": "", "showCorrectAnswer": true, "extendBaseMarkingAlgorithm": true}, {"mustBeReduced": false, "minValue": "{y}", "useCustomName": false, "correctAnswerStyle": "plain", "maxValue": "{y}", "mustBeReducedPC": 0, "unitTests": [], "correctAnswerFraction": false, "notationStyles": ["plain", "en", "si-en"], "scripts": {}, "marks": 1, "showFeedbackIcon": true, "variableReplacements": [], "showFractionHint": true, "type": "numberentry", "allowFractions": false, "variableReplacementStrategy": "originalfirst", "customMarkingAlgorithm": "", "customName": "", "showCorrectAnswer": true, "extendBaseMarkingAlgorithm": true}, {"mustBeReduced": false, "minValue": "{b}", "useCustomName": false, "correctAnswerStyle": "plain", "maxValue": "{b}", "mustBeReducedPC": 0, "unitTests": [], "correctAnswerFraction": false, "notationStyles": ["plain", "en", "si-en"], "scripts": {}, "marks": 1, "showFeedbackIcon": true, "variableReplacements": [], "showFractionHint": true, "type": "numberentry", "allowFractions": false, "variableReplacementStrategy": "originalfirst", "customMarkingAlgorithm": "", "customName": "", "showCorrectAnswer": true, "extendBaseMarkingAlgorithm": true}], "unitTests": [], "scripts": {}, "marks": 0, "showFeedbackIcon": true, "variableReplacements": [], "type": "gapfill", "variableReplacementStrategy": "originalfirst", "customMarkingAlgorithm": "", "customName": "", "showCorrectAnswer": true, "extendBaseMarkingAlgorithm": true}], "extensions": [], "metadata": {"description": "<p>Finding unknown sides/angles in right-angled triangles.</p>\n<p>Version 1:&nbsp;b,c known</p>\n<p>Version 2:&nbsp;a,x known</p>\n<p>Version 3: a,y known</p>\n<p>Version 4: b,x known</p>\n<p>Version 5: b,a known</p>\n<p>Version 6: c,a known</p>", "licence": "Creative Commons Attribution 4.0 International"}, "advice": "<ul>\n<li>You need to use Pythagorus and/or SOH CAH TOA. See 1.4, 1.5, 2.4 and 2.5 for background and examples.</li>\n<li>Remember to only round your answers at the end, not in the middle of calculations.</li>\n</ul>", "ungrouped_variables": ["c", "a", "x", "y", "b"], "variable_groups": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "type": "question", "contributors": [{"name": "Lovkush Agarwal", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1358/"}, {"name": "Aiping Xu", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/3506/"}]}]}], "contributors": [{"name": "Lovkush Agarwal", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1358/"}, {"name": "Aiping Xu", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/3506/"}]}