tiffanyylyn tiffanyylyn

26-03-2021
Mathematics

contestada

What is the mass in kg of a
solid metal cuboid with
dimensions 4cm, 5cm and
3cm and a density of
20g/cm3

Respuesta :

ethangatkinson ethangatkinson

26-03-2021

Answer:

work out the area which is 4x5x3 this being 60 then divide this by 20 to get 3

The answer is 3kg

Answer Link

petermaish029 petermaish029

26-03-2021

Answer:

[tex]density = mass \div volume \\ 20 = x \div 4 \times 3 \times 5 \\ 20 = x \div 60 \\ 20 \times 60 = x \\ x = 1200 \\ 1200 \div 1000 = 1.2kg[/tex]

Answer Link

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