Question

5. If each side of a cube is increased by 50%, find the percentage increase in its surface area.
​

Answer 1

Answer:

125%

Step-by-step explanation:

Let length of one side be 2cm

Then surface area =6*2*2=24sq cm

After 50%increased side becomes 3cm

Then surface area =6*3*3=540Percentge increase=(54-24)/24*100=30/24*100=125%