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mordjane
@mordjane
June 2021
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exercice 2 pour demain
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danielwenin
Verified answer
√1) EF² = AE² + AF² = 4 + 25 = 29 => EF = √29 = 5,4 cm
2) FB² = FC² - BC² = 36 - 25 = 11 => √11 = 3,32 cm
AB = AF + FB = 5 + 3,32 = 8,32 = 8,3cm
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mordjane
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Verified answer
√1) EF² = AE² + AF² = 4 + 25 = 29 => EF = √29 = 5,4 cm2) FB² = FC² - BC² = 36 - 25 = 11 => √11 = 3,32 cm
AB = AF + FB = 5 + 3,32 = 8,32 = 8,3cm