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The total surface area of cube is 54cm2.what is the height of the cube​

User Mdarefull
by
8.5k points

2 Answers

3 votes

Answer:

The height of cube is 3cm.

Explanation:

let length be l.

In cube,

length = height = breadth

Total Surface Area(T.S.A) = 54cm^2

We know that,

T.S.A of cube = 6l^2

or, 54cm^2 = 6l^2

or, (54cm^2)/6 = l^2

or, 9cm^2 = l^2

or, (3cm)^2 = l^2

or, l = 3cm

User Mrogers
by
7.9k points
4 votes

Answer:

TSA of cube = 6l²= 54

6l²= 54

l²= 9

l=3= height of cube

Explanation:

User Gaoithe
by
7.5k points
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