Câu 3. Trong Các Số Sau, Số Nào Là Số Th - Gauthmath

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Question

An aeroplane flies from city C at a bearing of 065° towards city D.  What bearing does the aeroplane need to fly at to return from city D to  city C?SHOW LESS163

Solution

user avatar imagepraw a graph on the right. ∠ ACD=65° fGiven?  B  1 ACparallel BD D  A.  2 SO∠ _1=180°-∠ ACD 65° =180°-65° C  =115° sin ∠ 2=360°-∠ 1  =360°-115° =245° so the aeroplane need to fly at bearing of 245° to return from cityp to city cSHOW LESSClick to rate:79.6(302 votes)Search questionBy textBy image/screenshotDrop your file here orClick Hereto upload

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