Question

two cubes each of edge 4 cm are joined and to end
Then the surface area of the resulting cuboid is_____.
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Answer 1

Answer:

Step-by-step explanation:

l = 4 + 4 = 8

b = 4

h = 4

SA = 2(lb + bh + hl )

 = 2[(8 X 4) + (4 X 4) + (4 X 8)

= 2(32 + 16 + 32)

= 2 X 80

= 160 cm square

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