If each edge of a cube is increased by 50%, the percentage of increase in the total surface area is
A) 50%
B)125%
C)100%
D)75%
Answers
Answered by
3
t.s.a =6a2 let it is equal to x
new TSA=6×(3/2 a)2
=9/2 x
percentage of TSA increase
=(9/2 x -x)/x × 100
=125%
new TSA=6×(3/2 a)2
=9/2 x
percentage of TSA increase
=(9/2 x -x)/x × 100
=125%
Similar questions