Question

The diagonal of a rectangle is 110cm and its width is 63cm. How do you find its length?

Answer 1

Length = 90.172 cm

Explanation:

`110^2=63^2+x^2`

`x^2=110^2-63^2`

`x^2=12100-3969`

`x^2=8131`

`x=sqrt(8131)`

`x=90.172`