At 6am,the shadow of a coconut tree was 10 metres 25cn long.At 10am,the shadow became 8 metres 78cm shorter.What was the length of the shadow at 10am?
Mathématiques
vakarewas
Question
At 6am,the shadow of a coconut tree was 10 metres 25cn long.At 10am,the shadow became 8 metres 78cm shorter.What was the length of the shadow at 10am?
1 Réponse
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1. Réponse croisierfamily
Réponse :
Explications étape par étape :
At 10 am, the shadow of the coconut tree
was 1 meter 47 cm long .
■ 10,25 - 8,78 = 1,47 m .
■ 1,47 mètre ≈ 4 feet 10 inches ! ☺
( 4x30,48 + 10x2,54 ) = 147,32 cm .