Answer:
- The side of the square painting is 9 cm.
Step-by-step explanation:
We know that:
- Area = Side²
- √Area = Side
- Area = 81
Let's use the second formula.
Work:
- √Area = Side
- => √81 = Side
- => √9 x 9 = Side
- => 9 cm = side
Hence, the side of the square painting is 9 cm.
Hoped this helped.
[tex]BrainiacUser1357[/tex]
