Question

1. Side of a square is 4 cm. Length of its diagonal is​

Answer 1

Answer:

5.64

Step-by-step explanation:

To find the radius of a square, cut in half 4/2 = 2. Then square it 2x2 = 4. Then double it to get 8. Then find square root, 2.82. Then double again for full length of diagonal.

Answer 2

Answer:

4$\sqrt{2}$

Step-by-step explanation:

$4^{2} + 4^{2} = 32\\ so \sqrt{32}$$\sqrt{32} = 4\sqrt{2\\}$