meqwinv
contestada

Find the total surface area of a cuboidal room whose
length ,breadth and height are 9m ,5m and 3m.
respectively.

Respuesta :

samuelonum1

Answer:

174cm^2

Step-by-step explanation:

Given data

L=9m

W=5m

H=3m

The formula for the total surface area of a cuboid is

SA=2lw+2lh+2hw

substitute

SA=2*9*5+2*9*3+2*3*5

SA= 90+54+30

SA= 174cm^2

Hence the surface area is 174cm^2

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