Possible answers:
2
11
window
ii
The missing length is 319 feet. It is longer than the other side. Here's the work.
<span>(2.5×10^−10)(7×10^−6)
= (2.5 x 7) (</span>10^−10 x 10^−6)
= 17.5 x 10^-16
= 1.75 x 10^-15
answer
<span>B. 1.75×10^−15 </span>
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