The sum of the lengths of all the edges of a cube is 144 cm . What is the area of one face of the cube?

A.
\(144 \mathrm{~cm}^{2}\)
B.
\(196 \mathrm{~cm}^{2}\)
C.
\(256 \mathrm{~cm}^{2}\)
D.
\(324 \mathrm{~cm}^{2}\)
Mathematics
Competition
Math League
Exam No:2018 First Round Grade 7 Year:2018 Question No:14

Answer:

A

Knowledge points:

G7 - Geometry - Surface Area & Volume (Cubes & Prisms)

Solution:

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