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11-07-2021
Mathematics

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When each edge of a cube is increased by 50%, by what percent is the surface area of the cube increased?

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12-07-2021

Answer:

125 % increase

Step-by-step explanation:

assume a cube of side 10

then each side surface area = 100 * 6 = 600 units

now consider sides 15 (+50%)

each side = 225 .... 225 * 6 = 1350

(1350 - 600)/600 = 1.25 = 125 % increase

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