A square has a diagonal that is 36 mm long. What is the area of the square?
If necessary, round your answer to the nearest whole number.

A square has a diagonal that is 36 mm long What is the area of the square If necessary round your answer to the nearest whole number class=

Respuesta :

Answer:

18mm

Step-by-step explanation:

in the triangle we will say:

36=x^2 +x^2

36=2x^2

so x will be = root 18

as the area = x*x

so root 18 * root18=18mm^2