Question

if the unit of length is trippled the numerical value of area of square will be..?
1)one ninth
2)one sixth
3)nine times
4)remain same
give answer with explanation​

Answer 1

Explanation:

let s be 3s

area= 9s square = (3s)^2

nine times..........

option 3 is the answer I hope

Answer 2

Answer:9 times

Explanation:

Length of each side becomes 3L

So

Area = (3l)^2

=9l^2