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Sagot :

Bonsoir,

aire sphère: 4pir²

460,3 × 10^6= 460 300 000

460 300 000/4 = 115 075 000

115 075 000/ 3,14 =36 648 089,17

r² = 36 648 089,17

r = √36 648 089,17

r =6 053,77

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