Answer:
5145cm²
125/343=1875/x
x=1875×343÷125=5145
maybe 149 cell phone chargers or 219 cell phone chargers
Step-by-step explanation:
f(x)=g(x)
x²-13x+40=x-5
x²-14x+45=0
A² + B² = C²
5² + x² = 9²
25 + x² = 81
x² = 81 – 25
x² = 56
x = √56
x = 7.483
x = 7.48
x = 7.5
I hope I helped you^_^
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