Find the volume of cubical box whose surface area is 486cm^2
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Answered by
3
Edge = a
Surface area = 6a² = 486 cm²
6a² = 486 cm²
a² = 486 /6
a² = 81
a = √81
a = 9 cm
Edge = a = 9 cm
Volume = a³ = 9³ = 729 cm³
Answered by
1
Answer:
taking surface area to be TSA
Step-by-step explanation:
TSA = 486
6xside² = 486
side² = 486/6
side² = 81
side = 9cm
volume = side³
v = 729cm³
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