What is the length of the diagonal, d, of the rectangular prism shown below?[ Round your answer to the nearest tenth.] ![](http://admin.getprephub.com/media/editor/rt1_20230203220521904431.png)

Here in the rectangular prism , to find diagonal $$(A F)$$ By pythagorean theorem, $$A F^{2}=A B^{2}+B G^{2}+A D^{2}$$ Putting the values, $$ A F^{2}=7^{2}+4^{2}+2^{2}=49+16+4 $$ $$A F=69 $$ $$A F=\sqrt{69} \approx 8.3$$ units

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What is the length of the diagonal, d, of the rectangular prism shown below?[ Round your answer to the nearest tenth.]

Select all that apply :

$8.3$

$8$

$7.6$

$5.2$

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