If each square in the grid has a side length of 8 mm, what is the height of the rectangle? Do not include units (mm) in your answer.

The sides can be found by taking the square root of the area.

(Area)1/2=s, where s = side.

(40)1/2=6.3.

So the length of a side is 6.3 cm.

Step-by-step explanation:

How do you find the length of a side of a square?

Image result for If each square in the grid has a side length of 8 mm, what is the height of the rectangle? Do not include units (mm) in your answer.

The sides can be found by taking the square root of the area. , where = side. . So the length of a side is 6.3 cm.

https://www.varsitytutors.com/basic_geometry-help/how-to-find-the-length-of-the-side-of-a-square

the answer is 8/21

hope this