The correct answer would be 6.
To figure this out, you take the square root of 36 since area of a square is side x side.
Answer:

Step-by-step explanation:

<u>1.Find the LCM(Least Common Multiple).</u>
That would be 20.
<u>2.Multiply so all denominators are equal.</u>

<u>3. Add</u>
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<u>4. Simplify</u>
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<span>area is side by side.
so do 6.25*6.25 and that equals 39.0625
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6z to the 4th power - 2z to the 3rd power