Answer:
Graph the line y = 3r
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Rational number, because the Square root of 400 is 20, since 20 x itself is 400. Hope this helps!
Answer:
9 inches
Step-by-step explanation:
A^2+b^2=c^2 so
40^2+b^2=41^2
1600+b^2=1681
so b^2=81
so b=9
Assuming that rent will always be constant.
C= 250×S+ 7500 for S>0