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Question #8e8ab

1 Answer

Apr 11, 2017

I got #15"in"#

Explanation:

Let us have a look at it:
enter image source here

We can use Pythagoras Theorem and write:
#a^2+b^2=d^2#

with your data:
#8^2+b^2=17^2#
rearranging:
#b^2=17^2-8^2#
#b=sqrt(17^2-8^2)=15"in"#

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