Question

2. Determine the Total Surface Area of a CUBOID of sides 9cm by 8cm by 7cm

Answer 1

Answer:

382$cm^{2}$

Step-by-step explanation:

it is given that Dimensions of the cuboid are

Length= 9cm

Width= 8cm

Height= 7cm

We know that Total Surface Area of Cuboid:

2(LB+BH+HL)

Putting values we get:

=2([9*8]+[8*7]+[7*9])

=2(72+56+63)

=2(191)$cm^{2}$

=382$cm^{2}$

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