Question

if the sides of a cube increases by 50%then find the total surface area of the new cube​

Answer 1

Answer:

side = a

new side a' = a + 50% of a = a + a/2 = 3a/2

total surface area of 1st cube = 6×side^2= 6a^2

surface area of new cube = 6 × (3a/2)^2

= 6 × 9a^2 /4

27a^2/2 unit^2

Explanation:

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