Question

the dimension of a cuboid are in the ratio 5 : 3 : 1 and its total surface area is 414 cm^2 find the volume of the cuboid​

Answer 1

Answer:

2*(5x*3x+3x*1x+1x*5x)=414

2*23x*x

46x*x=414

x*x=414/46=9

x*x=9

x=3

volume=l*b*h

l=5*3=15

b=3*3=9

h=1*3=3

v=15*9*3 =405

Answer 2

Answer:

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