Match each pair of equivalent values.

1. 12. square root of 16
2. 4. square of 8
3. 2. 4^2
4. 1. 1^2
5. 16. blob:null/5fe12a4b-3d85-4e64-8285-0955eb75aebf
6. 64. blob:null/38fb31a3-727e-482b-8a2e-5c706ba4e275