Question

Two cubes have their volumes in the ratio1:27.find the ratio of their surface areas

Answer 1

I hope it will be help you!!!!!

Answer 2

Hey mate

anSwer = $\boxed{1:9}$

Let their edges be m and n

(a/b) =(1/3)

Ratio of their surface area :- 6a2/6b2 = a2/b2 = (a/b)2 = (1/9) i.e. 1 : 9