The answer is

If we put 36x^2, then the answer we would get is

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Answer:
Side lengths = 15 ft²
Step-by-step explanation:
Given:
Area of square = 255 ft²
Find:
Side lengths
Computation:
Area of square = side x side
Area of square = 255 ft²
Side lengths = √Area of square
Side lengths = √255
Side lengths = 15 ft²
Answer:
Step-by-step explanation:
There are 540 degrees in a pentagon so take 540-(everything there)= 67