Answer:
<h3>a1 = 63</h3><h3>an = 3(22-n) .........</h3>
<h3>
Answer: 375.9 sq ft</h3>
This is assuming there is no overlap.
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Work Shown:
1 bag = 125.3 sq ft
3*(1 bag) = 3*(125.3 sq ft)
3 bags = 375.9 sq ft
//5^-3 = 1/(5^3)
(2^2*5^6)/(5^3*2^3*5^2)=
(2^2*2^-3)*(5^6*5^-3*5^-2)=
(2^-1)*(5^1)=
5/2=
2.5=
0.825, 0.78 and 7/8 because a fraction is less than any other, if I am wrong please correct me. Hope this helps