starwars3692 starwars3692

12-05-2016
Mathematics

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A metal rod is placed in a rectangular box as shown in the figure. How long is the rod? Round your answer to the nearest tenth of an inch, if necessary.

A. 5.0 in. B. 12.1 in. C. 13.4 in. D. 14.2 in.

A metal rod is placed in a rectangular box as shown in the figure How long is the rod Round your answer to the nearest tenth of an inch if necessary A 50 in B 1 class=

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apologiabiology apologiabiology

13-05-2016

fist we find the legnth of the diagonal
a^2+b^2=c^2
3^2+4^2=c^2
9+16=c^2
25=c^2
c=5

now the other diagonal
11^2+5^2=c^2
121+25=c^2
146=c^2
sqrt both sides12.083
closest is B

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