Răspuns:
Explicație pas cu pas:
10° *2/5 = 20°/5 = 4°
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23°12' *5/6 = 115°60'/6 = 116°/6 = 114°120'/6 = 19°20'
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34°15' *2/3 = 68°30'/3 = 66°150'/3 = 22°50'
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28°38'30'' = 24°278'30'' = 24°276'150''
24
°276'150'' *1/6 = 4°46'25''
