SSC CHSL 4 Mar 2018 Shift 3 Paper

Section: English Language

Question : 23 of 100

Marks: +1, -0

Find the total surface area (in cm

^2

) of a cube of side 7.5 cm.

Solution:

Side of cube,

a=7.5

cm
⇒ Total surface area =

6a^2

6 × (7.5)^2 = 337.5 cm^2

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