Question

The floor of a hall is paved with 150 square tiles of a certain size.If each side of the title were 4 cm longer,it would take only 54 tiles.Find the length of each tile.

Answer 1

@Michele_Laino

Answer 2

let length of each tile be x then area will be x^2

Answer 3

thus according to condition (x+4)^2 would be the area of the new tiles

Answer 4

u there

Answer 5

*sighs * i am framing the equation u do the calculation

Answer 6

just solve 150x^2 = 54(x+4)^2

Answer 7

54(x+4)^2

Answer 8

How to solve?

Answer 9

x = 6
https://www.wolframalpha.com/input/?i=150x%5E2+%3D+54%28x%2B4%29%5E2

Answer 10

Can you explain how?