Question

Find out the surface area of the following shape.

(3 marks)

Answer 1

In the given figure,there are two cuboids joined.

Total surface area of the given solid will be

$=2(24\times 12+12\times 12+12\times 24)+2(12\times 12+12\times 12)-2(12\times 12)$

(1 mark)

$=(1440+864-288)c{m}^2$

$=2016c{m}^2$

(2 mark)