marissahall24 marissahall24

07-12-2017
Mathematics

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the lengths of the sides of a triangle are in the extended ratio 4:7:10. the perimeter of the triangle is 42cm. what are the lengths of the sides

Respuesta :

07-12-2017

let the length be x so 4x+7x=10x=42 as it is the perimeter.
so 21x =42 x=2

lengths are 8 cms , 14 cms and 20 cms

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