12. The total surface area of a cube is 1944 sq cm. Find the length of its side. answer should be 18 cm plz
Answers
Answered by
2
The answer is 18 cm
Explanation:-
The formula for total surface area of cube = 6 a^2
So 6a^2=1944
A^2=1944/6
A^2= 324
A=under the root 324
A= 18
Explanation:-
The formula for total surface area of cube = 6 a^2
So 6a^2=1944
A^2=1944/6
A^2= 324
A=under the root 324
A= 18
Answered by
2
Answer:
Given :-
The total surface area of a cube is 1944 sq cm.
To find :- Length of side.
Solution :-
Let side of cube be y.
Total surface area of a cube = 6 x side x side
1944 = 6 x y x y
1944/6 = y square
324 =y square
18 = y
Answer :- Side of cube is 18 cm.
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