The diagram shows a solid cuboid with dimensions a, b and c. a) a Find a formula for S, the total surface area of the

The diagram shows a solid cuboid with

dimensions a, b and c.
a)
a
Find a formula for S, the total surface area
of the cuboid, in terms of a, b and c.
Write ‘S=
b)
Find the value of S when a = 3, b = 4, c = 5.


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